{"id":73209,"date":"2022-09-19T14:00:09","date_gmt":"2022-09-19T07:00:09","guid":{"rendered":"https:\/\/superapp.id\/blog\/?p=73209"},"modified":"2022-09-19T09:02:12","modified_gmt":"2022-09-19T02:02:12","slug":"rumus-integral","status":"publish","type":"post","link":"https:\/\/superapp.id\/blog\/uncategorized\/rumus-integral\/","title":{"rendered":"Rumus Integral Beserta Pengertian, Sifat &#038; Contoh Soalnya"},"content":{"rendered":"<p><span style=\"font-weight: 400; color: #000000;\">Integral adalah salah satu konsep dalam ilmu matematika yang sering disebut sebagai invers dari turunan. Integral banyak digunakan dalam kehidupan sehari-hari, yang mana rumus integral seringkali diterapkan dalam bidang matematika, fisika, dan ekonomi.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Integral termasuk satu diantara tiga konsep ilmu matematika yang saling berkaitan. Dua konsep lainnya adalah limit dan turunan. Hal ini dibuktikan dengan definisi integral yang disebut sebagai kebalikan dari proses turunan atau anti turunan. <\/span><span style=\"font-weight: 400; color: #000000;\">Berikut adalah penjelasan mengenai rumus integral dan contohnya yang bisa Sedulur simak untuk lebih memahami materi ini.<\/span><\/p>\n<p><span style=\"color: #000000;\"><b>BACA JUGA: <\/b><a style=\"color: #000000;\" href=\"https:\/\/superapp.id\/blog\/uncategorized\/eksponen\/\"><b>Konsep Bilangan Eksponen Beserta Sifat &amp; Contoh Soalnya<\/b><\/a><\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Pengertian<\/b><\/span><\/h2>\n<figure id=\"attachment_73215\" aria-describedby=\"caption-attachment-73215\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73215\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral9.jpg\" alt=\"rumus integral\" width=\"612\" height=\"453\" \/><figcaption id=\"caption-attachment-73215\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"font-weight: 400; color: #000000;\">Secara definisi, integral merupakan invers atau kebalikan dari operasi turunan. Integral juga diartikan sebagai lawan dari diferensial, atau lebih dikenal dengan sebutan anti turunan. Integral dikembangkan oleh para ilmuwan matematika dari Yunani bernama Archimedes yang mengemukakan ide tentang integra.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Dalam cabang ilmu matematika, istilah integral biasa digunakan untuk menentukan nilai volume dari sebuah benda putar, luas pada suatu bidang, dan panjang sebuah busur. Tak hanya itu, integral juga biasa digunakan untuk menyelesaikan masalah yang berkaitan dengan populasi, panjang kurva, maupun gaya pada bendungan.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Secara umum, ada dua jenis integral yang dikenal, yakni integral tak tentu dan integral tentu. Integral tak tentu biasanya merujuk pada definisi integral sebagai invers dari turunan, sementara integral tentu merujuk pada jumlahan suatu daerah yang dibatasi kurva atau persamaan tertentu.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Kata integral jika diartikan sebagai kata benda merupakan sebuah fungsi. Sedangkan jika diartikan sebagai kata sifat merupakan \u201cdalam bentuk bilangan bulat&#8221;. Misalnya, jika sebuah polinominal memiliki koefisien integral, maka koefisien polinominal semuanya bilangan bulat.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Sementara itu, jika dilihat dari sudut pandang ilmu aljabar, maka integral adalah operasi invers dari operasi turunan. Sedangkan jika dilihat dalam ilmu geometri, integral adalah metode untuk mencari luas daerah limit dari jumlah.<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Konsep dasar<\/b><\/span><\/h2>\n<figure id=\"attachment_73217\" aria-describedby=\"caption-attachment-73217\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73217\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral7.jpg\" alt=\"rumus integral\" width=\"612\" height=\"407\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral7.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral7-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73217\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"font-weight: 400; color: #000000;\">Dalam mempelajari integral, Sedulur perlu memahami terlebih dahulu mengenai konsep turunan. Hal ini karena konsep turunan adalah konsep yang digunakan untuk memahami konsep dasar dari integral.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Sebagai cara mudahnya, perhatikan contoh berikut ini.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Jika suatu fungsi memiliki bentuk umum fx= 2&#215;3, maka setiap fungsi memiliki turunan f(x) = 6&#215;2. Jadi, turunan fungsi fx = 2&#215;3 yaitu f(x) = 6&#215;2.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Berdasarkan dari uraian contoh di atas, maka dalam menentukan fungsi f(x) dari fx, sama artinya dengan menentukan anti turunan dari f(x). Berdasarkan definisi dari integral yang merupakan operasi invers dari turunan atau anti diferensial, maka:<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Bila f(x) merupakan fungsi umum dengan sifat f&#8217;x = fx, maka f(x) merupakan integral dari F\u2019x = f(x). Dalam ilmu matematika, integral biasanya akan dinotasikan sebagai \u222b f(x) = F(x) + C.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Selanjutnya, karena biasanya integral dari f(x) dinotasikan dengan \u222bf(x) dx atau &#8220;integral f(x) terhadap x&#8221;, maka:<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Bentuk \u222bf(x) dx disebut integral tak tentu dan f(x) di sebut integran. Nah, dari penjelasan tersebut dapat diketahui bahwa \u222baxndx = an + 1x n+1 + C (dalam hal ini bilangan rasional dan n \u2260 1).<\/span><\/p>\n<p><span style=\"color: #000000;\"><b>BACA JUGA: <\/b><a style=\"color: #000000;\" href=\"https:\/\/superapp.id\/blog\/uncategorized\/bilangan-bulat\/\"><b>Pengertian Bilangan Bulat Beserta Contoh &amp; Operasi Hitungnya<\/b><\/a><\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Rumus integral\u00a0<\/b><\/span><\/h2>\n<figure id=\"attachment_73218\" aria-describedby=\"caption-attachment-73218\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73218\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral6.jpg\" alt=\"rumus integral\" width=\"612\" height=\"406\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral6.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral6-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73218\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Misalkan terdapat suatu fungsi sederhana ax^n. Maka, integral dari fungsi tersebut adalah<\/span><\/p>\n<p><span style=\"color: #000000;\">Rumus Integral sederhananya:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Rumus-Integral.jpg\" alt=\"Rumus Integral\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>Keterangan:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400; color: #000000;\">k : koefisien<\/span><\/li>\n<li><span style=\"font-weight: 400; color: #000000;\">x : variabel<\/span><\/li>\n<li><span style=\"font-weight: 400; color: #000000;\">n : pangkat\/derajat dari variabel<\/span><\/li>\n<li><span style=\"font-weight: 400; color: #000000;\">C : konstanta<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Misalkan terdapat suatu fungsi f(x). Jika kita akan menentukan luas daerah yang dibatasi oleh grafik f(x) maka dapat ditentukan dengan<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Sifat-Sifat-Integral-1.jpg\" alt=\"Sifat Sifat Integral 1\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">dengan a dan b merupakan gari vertikal atau batas luasan daerah yang dihitung dari sumbu-x. Misalkan integra dari f(x) disimbolkan dengan F(x) atau jika dituliskan<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Sifat-Sifat-Integral-2.jpg\" alt=\"Sifat Sifat Integral 2\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">maka<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Sifat-Sifat-Integral-3.jpg\" alt=\"Sifat Sifat Integral 3\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>Keterangan:<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">a, b : batas atas dan batas bawah integral<\/span><br \/>\n<span style=\"color: #000000;\">f(x) : persamaan kurva<\/span><br \/>\n<span style=\"color: #000000;\">F(x) : luasan di bawah kurva f(x)<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Sifat integral<\/b><\/span><\/h2>\n<figure id=\"attachment_73221\" aria-describedby=\"caption-attachment-73221\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73221\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral3.jpg\" alt=\"rumus integral\" width=\"612\" height=\"408\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral3.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral3-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73221\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Integral memiliki beberapa sifat, yaitu:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-73210\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/Sifat-Integral.jpg\" alt=\"\" width=\"391\" height=\"376\" \/><\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Integral tentu<\/b><\/span><\/h2>\n<figure id=\"attachment_73223\" aria-describedby=\"caption-attachment-73223\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73223\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral.jpg\" alt=\"rumus integral\" width=\"612\" height=\"408\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73223\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"font-weight: 400; color: #000000;\">Integral tentu merupakan integral yang memiliki batas. Batas-batas tersebut secara umum merupakan suatu nilai konstanta ataupun variabel. Dalam mencari nilai integral jenis ini, maka Sedulur perlu mensubstitusi batas atas ke fungsi hasil integral yang selanjutnya dikurangi hasil substitusi batas bawah di fungsi hasil integral.\u00a0<\/span><\/p>\n<p><span style=\"color: #000000;\"><b>Rumus Integral Tertentu\u00a0<\/b><\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Rumus integral tentu adalah sebagai berikut:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Tentu.jpg\" alt=\"Integral Tentu\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Keterangan:<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">f(x) = fungsi yang nantinya akan diintegralkan.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">F(a) = nilai integral pada batas bawah.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">F(b) = nilai integral pada batas atas.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">d(x) = variabel integral.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">a = batas bawah pada variabel integral.<\/span><\/p>\n<p><span style=\"color: #000000;\"><b>BACA JUGA: <\/b><a style=\"color: #000000;\" href=\"https:\/\/superapp.id\/blog\/lifestyle\/persamaan-kuadrat\/\"><b>Persamaan Kuadrat dalam Matematika Beserta Contoh Soalnya<\/b><\/a><\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Integral Tak Tentu<\/b><\/span><\/h2>\n<figure id=\"attachment_73219\" aria-describedby=\"caption-attachment-73219\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73219\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral5.jpg\" alt=\"rumus integral\" width=\"612\" height=\"408\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral5.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral5-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73219\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"font-weight: 400; color: #000000;\">Integral tak tentu merupakan jenis integral yang tidak mempunyai batas. Dalam hal ini, integral tak tentu merupakan suatu proses untuk menentukan bentuk umum dari turunan dari suatu fungsi yang diberikan.<\/span><\/p>\n<p><span style=\"color: #000000;\"><b>Rumus Integral Tak Tentu\u00a0<\/b><\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Jika F(x) turunan dari f(x), maka \u222bf(x)dx = F(x) + c disebut integral tak tentu, dimana c adalah suatu konstanta sembarang.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Rumus integral tak tentu adalah sebagai berikut:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Tak-Tentu.jpg\" alt=\"Integral Tak Tentu\" \/><\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Keterangan:<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">\u222b = lambang integral (operasi anti turunan)<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">f(x) : persamaan kurva<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">F(x) : luasan di bawah kurva f(x)<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">C : konstanta<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Integral Pecahan<\/b><\/span><\/h2>\n<figure id=\"attachment_73214\" aria-describedby=\"caption-attachment-73214\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73214\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral10.jpg\" alt=\"rumus integral\" width=\"612\" height=\"459\" \/><figcaption id=\"caption-attachment-73214\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Fungsi pecahan dapat didefinisikan sebagai f(x)\/g(x). Penyelesaian integral fungsi pecahan dapat dilakukan dengan memecah fungsi yang kompleks menjadi beberapa fungsi yang lebih sederhana. Perhatikan contoh rumus integral pecahan berikut.<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Pecahan.jpg\" alt=\"Integral Pecahan\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">Penyelesaian integral tersebut yaitu sebagai berikut.<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Penyelesaian-Integral-Pecahan.jpg\" alt=\"Penyelesaian Integral Pecahan\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">Fungsi pecahan tersebut dapat dipisah menjadi<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Penyelesaian-Integral-Pecahan-2.jpg\" alt=\"Penyelesaian Integral Pecahan 2\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">(A + B) x + B \u2013 A = 1<\/span><\/p>\n<p><span style=\"color: #000000;\">Sehingga<\/span><\/p>\n<p><span style=\"color: #000000;\">B \u2013 A = 1 , dan A + B = 0<\/span><\/p>\n<p><span style=\"color: #000000;\">Didapatkan B = \u00bd dan A = \u2013 \u00bd<\/span><\/p>\n<p><span style=\"color: #000000;\">Maka, dengan menggunakan sifat integral diperoleh:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Penyelesaian-Integral-Pecahan-3.jpg\" alt=\"Penyelesaian Integral Pecahan 3\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">= \u00bd (- ln |x + 1| + ln |x \u2013 1| + C1)<\/span><\/p>\n<p><span style=\"color: #000000;\">= \u2013 \u00bd ln |x + 1| + \u00bd ln |x \u2013 1| + C, dengan C = \u00bd C1.<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Integral Lipat Dua<\/b><\/span><\/h2>\n<figure style=\"width: 473px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/jagostat.com\/img\/kalkulus2\/integral_lipat_dua\/integral_lipat_dua_atas_daerah_bukan_persegi_panjang\/g12.PNG\" alt=\"Gambar\" width=\"483\" height=\"282\" \/><figcaption class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">Jagostat<\/span><\/figcaption><\/figure>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\">Gambar 1 (Kiri) dan Gambar 2 (kanan)<\/span><\/p>\n<p><span style=\"color: #000000;\">Integral lipat dua disebut juga integral berulang atau integral ganda merupakan integral untuk fungsi lebih dari dua peubah. Proses pengintegralan yang dilakukan pada integral jenis ini adalah berdasarkan urutan variabelnya. Berikut adalah pembahasan mengenai integral lipat dua untuk daerah yang bukan persegi panjang.<\/span><\/p>\n<p><span style=\"color: #000000;\">Jika suatu daerah <span id=\"MathJax-Element-1-Frame\" class=\"mjx-chtml MathJax_CHTML\" style=\"box-sizing: border-box; display: inline-block; line-height: 0; text-indent: 0px; text-align: left; text-transform: none; font-style: normal; font-weight: normal; font-size: 20.34px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;S&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-1\" class=\"mjx-math\" aria-hidden=\"true\"><span id=\"MJXc-Node-2\" class=\"mjx-mrow\"><span id=\"MJXc-Node-3\" class=\"mjx-mi\"><span class=\"mjx-char MJXc-TeX-math-I\">S<\/span><\/span><\/span><\/span><span class=\"MJX_Assistive_MathML\" role=\"presentation\">S<\/span><\/span> tertutup dan terbatas pada suatu bidang (seperti terlihat Gambar 1). Daerah <span id=\"MathJax-Element-2-Frame\" class=\"mjx-chtml MathJax_CHTML\" style=\"box-sizing: border-box; display: inline-block; line-height: 0; text-indent: 0px; text-align: left; text-transform: none; font-style: normal; font-weight: normal; font-size: 20.34px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;S&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-4\" class=\"mjx-math\" aria-hidden=\"true\"><span id=\"MJXc-Node-5\" class=\"mjx-mrow\"><span id=\"MJXc-Node-6\" class=\"mjx-mi\"><span class=\"mjx-char MJXc-TeX-math-I\">S<\/span><\/span><\/span><\/span><span class=\"MJX_Assistive_MathML\" role=\"presentation\">S<\/span><\/span>\u00a0dikelilingi oleh suatu persegi panjang\u00a0<span id=\"MathJax-Element-3-Frame\" class=\"mjx-chtml MathJax_CHTML\" style=\"box-sizing: border-box; display: inline-block; line-height: 0; text-indent: 0px; text-align: left; text-transform: none; font-style: normal; font-weight: normal; font-size: 20.34px; letter-spacing: normal; overflow-wrap: normal; word-spacing: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; margin: 0px; padding: 1px 0px; position: relative;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;R&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-7\" class=\"mjx-math\" aria-hidden=\"true\"><span id=\"MJXc-Node-8\" class=\"mjx-mrow\"><span id=\"MJXc-Node-9\" class=\"mjx-mi\"><span class=\"mjx-char MJXc-TeX-math-I\">R<\/span><\/span><\/span><\/span><span class=\"MJX_Assistive_MathML\" role=\"presentation\">R<\/span><\/span>\u00a0dengan sisi-sisinya sejajar sumbu-sumbu koordinat (Gambar 1).<\/span><\/p>\n<p><span style=\"color: #000000;\">Andaikan terdapat suatu fungsi dua peubah\u00a0<span id=\"MathJax-Element-4-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;f&lt;\/mi&gt;&lt;mo stretchy=&quot;false&quot;&gt;(&lt;\/mo&gt;&lt;mi&gt;x&lt;\/mi&gt;&lt;mo&gt;,&lt;\/mo&gt;&lt;mi&gt;y&lt;\/mi&gt;&lt;mo stretchy=&quot;false&quot;&gt;)&lt;\/mo&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-10\" aria-hidden=\"true\"><span id=\"MJXc-Node-11\"><span id=\"MJXc-Node-12\">f<\/span><span id=\"MJXc-Node-13\">(<\/span><span id=\"MJXc-Node-14\">x<\/span><span id=\"MJXc-Node-15\">,<\/span><span id=\"MJXc-Node-16\">y<\/span><span id=\"MJXc-Node-17\">)<\/span><\/span><\/span><span role=\"presentation\">f(x,y)<\/span><\/span> yang terdefinisi pada S dan misalkan<\/span><\/p>\n<p><span style=\"color: #000000;\"><span id=\"MathJax-Element-5-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;f&lt;\/mi&gt;&lt;mo stretchy=&quot;false&quot;&gt;(&lt;\/mo&gt;&lt;mi&gt;x&lt;\/mi&gt;&lt;mo&gt;,&lt;\/mo&gt;&lt;mi&gt;y&lt;\/mi&gt;&lt;mo stretchy=&quot;false&quot;&gt;)&lt;\/mo&gt;&lt;mo&gt;=&lt;\/mo&gt;&lt;mn&gt;0&lt;\/mn&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-18\" aria-hidden=\"true\"><span id=\"MJXc-Node-19\"><span id=\"MJXc-Node-20\">f<\/span><span id=\"MJXc-Node-21\">(<\/span><span id=\"MJXc-Node-22\">x<\/span><span id=\"MJXc-Node-23\">,<\/span><span id=\"MJXc-Node-24\">y<\/span><span id=\"MJXc-Node-25\">)<\/span><span id=\"MJXc-Node-26\">=<\/span><span id=\"MJXc-Node-27\">0<\/span><\/span><\/span><span role=\"presentation\">f(x,y)=0<\/span><\/span>\u00a0pada bagian\u00a0<span id=\"MathJax-Element-6-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;R&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-28\" aria-hidden=\"true\"><span id=\"MJXc-Node-29\"><span id=\"MJXc-Node-30\">R<\/span><\/span><\/span><span role=\"presentation\">R<\/span><\/span>\u00a0di luar\u00a0<span id=\"MathJax-Element-7-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;S&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-31\" aria-hidden=\"true\"><span id=\"MJXc-Node-32\"><span id=\"MJXc-Node-33\">S<\/span><\/span><\/span><span role=\"presentation\">S<\/span><\/span>\u00a0(Gambar 2), maka kita katakan bahwa\u00a0<span id=\"MathJax-Element-8-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;f&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-34\" aria-hidden=\"true\"><span id=\"MJXc-Node-35\"><span id=\"MJXc-Node-36\">f<\/span><\/span><\/span><span role=\"presentation\">f<\/span><\/span>\u00a0dapat diintegralkan pada\u00a0<span id=\"MathJax-Element-9-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;S&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-37\" aria-hidden=\"true\"><span id=\"MJXc-Node-38\"><span id=\"MJXc-Node-39\">S<\/span><\/span><\/span><span role=\"presentation\">S<\/span><\/span>\u00a0jika ia dapat diintegralkan pada\u00a0<span id=\"MathJax-Element-10-Frame\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;R&lt;\/mi&gt;&lt;\/math&gt;\"><span id=\"MJXc-Node-40\" aria-hidden=\"true\"><span id=\"MJXc-Node-41\"><span id=\"MJXc-Node-42\">R<\/span><\/span><\/span><span role=\"presentation\">R. <\/span><\/span><\/span><\/p>\n<p><span id=\"MathJax-Element-10-Frame\" style=\"color: #000000;\" tabindex=\"0\" role=\"presentation\" data-mathml=\"&lt;math xmlns=&quot;http:\/\/www.w3.org\/1998\/Math\/MathML&quot;&gt;&lt;mi&gt;R&lt;\/mi&gt;&lt;\/math&gt;\"><span role=\"presentation\">Maka rumus integral lipat dua adalah sebagai berikut.\u00a0<\/span><\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/jagostat.com\/img\/kalkulus2\/integral_lipat_dua\/integral_lipat_dua_atas_daerah_bukan_persegi_panjang\/p1.PNG\" alt=\"Gambar\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\"><b>BACA JUGA: <\/b><a style=\"color: #000000;\" href=\"https:\/\/superapp.id\/blog\/lifestyle\/penemu-matematika\/\"><b>Penemu Matematika Beserta Biografi Singkatnya<\/b><\/a><\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Integral Substitusi<\/b><\/span><\/h2>\n<figure id=\"attachment_73222\" aria-describedby=\"caption-attachment-73222\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73222\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral2.jpg\" alt=\"rumus integral\" width=\"612\" height=\"410\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral2.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral2-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73222\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Beberapa permasalahan atau integral suatu fungsi dapat diselesaikan dengan integral substitusi jika terdapat perkalian fungsi dengan salah satu fungsi merupakan turunan fungsi yang lain.<\/span><\/p>\n<p><span style=\"color: #000000;\">Perhatikan contoh berikut.<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Integral.jpg\" alt=\"Contoh Integral\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">Kita misalkan U = \u00bd x2 + 3 maka dU\/dx = x<\/span><\/p>\n<p><span style=\"color: #000000;\">Sehingga x dx = dU<\/span><\/p>\n<p><span style=\"color: #000000;\">Persamaan rumus integral substitusinya menjadi:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Integral-2.jpg\" alt=\"Contoh Integral 2\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">= -2 cos U + C = -2 cos ( \u00bd x<sup>2<\/sup>\u00a0+ 3) + C<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Integral Parsial<\/b><\/span><\/h2>\n<figure id=\"attachment_73220\" aria-describedby=\"caption-attachment-73220\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73220\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral4.jpg\" alt=\"rumus integral\" width=\"612\" height=\"405\" \/><figcaption id=\"caption-attachment-73220\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Integral parsial biasa digunakan untuk menyelesaikan integral dari perkalian dua fungsi. Secara umum, integral parsial didefinikan dengan teknik penyelesaian persamaan integral dengan pemisalan.<\/span><\/p>\n<div id=\"\" class=\"su-box su-box-style-default\">\n<div class=\"su-box-title\"><span style=\"color: #000000;\"><strong>Rumus Integral Parsial<\/strong><\/span><\/div>\n<div><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Parsial.jpg\" alt=\"Integral Parsial\" \/><\/span><\/div>\n<\/div>\n<div>\n<p><span style=\"color: #000000;\">Keterangan:<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">U, V \u00a0: fungsi<\/span><\/li>\n<li><span style=\"color: #000000;\">dU, dV : turunan dari fungsi U dan turunan dari fungsi V<\/span><\/li>\n<\/ul>\n<\/div>\n<div>\u00a0<\/div>\n<h2><span style=\"color: #000000;\"><b>Tabel rumus integral trigonometri<br \/>\n<\/b><\/span><\/h2>\n<figure id=\"attachment_73216\" aria-describedby=\"caption-attachment-73216\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73216\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral8.jpg\" alt=\"rumus integral\" width=\"612\" height=\"410\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral8.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral8-390x260.jpg 390w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73216\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"color: #000000;\">Berikut akan disajikan beberapa rumus integral trigonometri dalam tabel.<\/span><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><strong>Integral fungsi<\/strong><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><strong> Hasil integral<\/strong><\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Sin-X.jpg\" alt=\"Integral Sin X\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">-cos x + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Cos-X.jpg\" alt=\"Integral Cos X\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">sin x + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Tan-X.jpg\" alt=\"Integral Tan X\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">ln |sec x| + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Tabel-Integral-3.jpg\" alt=\"Tabel Integral 3\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">arc sec x + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Tabel-Integral-2.jpg\" alt=\"Tabel Integral 2\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">arc tan x + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Tabel-Integral.jpg\" alt=\"Tabel Integral\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">arc sin x + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Cosh-X.jpg\" alt=\"Integral Cosh X\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">sinh x + C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Integral-Sinh-X.jpg\" alt=\"Integral Sinh X\" \/><\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"color: #000000;\">cosh x + C<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"color: #000000;\"><b>BACA JUGA:<\/b> <a style=\"color: #000000;\" href=\"https:\/\/superapp.id\/blog\/lifestyle\/kodi-berapa-buah\/\"><b>1 Kodi Berapa Buah? Pengertian &amp; Konversi Satuan Matematika<\/b><\/a><\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Contoh soal\u00a0<\/b><\/span><\/h2>\n<figure id=\"attachment_73213\" aria-describedby=\"caption-attachment-73213\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73213\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/integral11.jpg\" alt=\"rumus integral\" width=\"612\" height=\"405\" \/><figcaption id=\"caption-attachment-73213\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"font-weight: 400; color: #000000;\">Berikut adalah beberapa contoh soal yang dapat Sedulur pelajari.<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral.jpg\" alt=\"Contoh Soal Integral\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">Jawab:<\/span><\/p>\n<p><span style=\"color: #000000;\">1. <img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-1.jpg\" alt=\"Contoh Soal Integral 1\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">2. <img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-2a.jpg\" alt=\"Contoh Soal Integral 2a\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">1\/(x<sup>2<\/sup>\u00a0\u2013 x + 6) = 1\/((x \u2013 3)(x + 2)) = A\/(x \u2013 3) \u00a0+ B\/(x + 2)<\/span><\/p>\n<p><span style=\"color: #000000;\">A(x + 2) + B (x \u2013 3) = 1<\/span><\/p>\n<p><span style=\"color: #000000;\">(A + B) x + 2A \u2013 3B = 1<\/span><\/p>\n<p><span style=\"color: #000000;\">Diperoleh A = 1\/5 \u00a0dan B = \u2013 1\/5<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-2b.jpg\" alt=\"Contoh Soal Integral 2b\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">= 1\/5 (ln |x \u2013 3| + C<sub>1<\/sub>\u00a0\u2013 ln |x + 2| \u2013 C<sub>2<\/sub>) = 1\/5 ln |x \u2013 3| \u2013 1\/5 ln |x + 2| + C, dengan C = 1\/5 C<sub>1<\/sub>\u00a0\u2013 1\/5 C<sub>2<\/sub><\/span><\/p>\n<p><span style=\"color: #000000;\">3. <img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-3a.jpg\" alt=\"Contoh Soal Integral 3a\" \/>, dapat diselesaikan dengan menggunakan integral parsial.<\/span><\/p>\n<p><span style=\"color: #000000;\">Misal:<\/span><\/p>\n<p><span style=\"color: #000000;\">u = x maka du = dx<\/span><\/p>\n<p><span style=\"color: #000000;\">dv = e<sup>x<\/sup>\u00a0dx maka v =\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"wp-image-437 lazyloaded\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-3b.jpg\" alt=\"Contoh Soal Integral 3b\" width=\"88\" height=\"29\" data-src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-3b.jpg\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">Sehingga,<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-3c.jpg\" alt=\"Contoh Soal Integral 3c\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">4. <img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-4.jpg\" alt=\"Contoh Soal Integral 4\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">Misal :<\/span><\/p>\n<p><span style=\"color: #000000;\">u = cos x maka du = \u2013 sin x, dengan menggunakan konsep integral substitusi diperoleh:<\/span><\/p>\n<p><span style=\"color: #000000;\"><img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-4b.jpg\" alt=\"Contoh Soal Integral 4b\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">5. <img decoding=\"async\" src=\"https:\/\/rumuspintar.com\/wp-content\/uploads\/2019\/07\/Contoh-Soal-Integral-5.jpg\" alt=\"Contoh Soal Integral 5\" \/><\/span><\/p>\n<p><span style=\"color: #000000;\">1\/3 x<sup>3<\/sup>\u00a0+ 3x + C dengan batas atas 2 dan batas bawah 1, sehingga:<\/span><\/p>\n<p><span style=\"color: #000000;\">= (1\/3 (2)<sup>3<\/sup>\u00a0+ 3 (2)) \u2013 (1\/3 (1)<sup>3<\/sup>\u00a0+ 3 (1))<\/span><\/p>\n<p><span style=\"color: #000000;\">= (8\/3) + 6 \u2013 1\/3 \u2013 3<\/span><\/p>\n<p><span style=\"color: #000000;\">= 16\/3<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>Penerapan dalam kehidupan sehari-hari<\/b><\/span><\/h2>\n<figure id=\"attachment_73224\" aria-describedby=\"caption-attachment-73224\" style=\"width: 602px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-73224\" src=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/iStock.jpg\" alt=\"rumus integral\" width=\"612\" height=\"344\" srcset=\"https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/iStock.jpg 612w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/iStock-444x250.jpg 444w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/iStock-600x337.jpg 600w, https:\/\/superapp.id\/blog\/wp-content\/uploads\/2022\/09\/iStock-285x160.jpg 285w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><figcaption id=\"caption-attachment-73224\" class=\"wp-caption-text\"><\/span> <span style=\"color: #000000;\">iStock<\/span><\/figcaption><\/figure>\n<p><span style=\"font-weight: 400; color: #000000;\">Integral memiliki manfaat yang sangat banyak dalam kehidupan sehari-hari. Kita bisa menggunakan integral dalam berbagai bidang atau disiplin ilmu. Dalam bidang matematika dan teknik, integral dapat digunakan untuk menghitung volume benda putar dan luasan pada kurva.<\/span><\/p>\n<p><span style=\"font-weight: 400; color: #000000;\">Sementara itu, pada bidang fisika, integral dapat dimanfaatkan untuk menghitung dan menganalisis rangkaian arus listrik dan medan magnet. Dalam bidang ekonomi, integral juga bisa digunakan untuk menentukan persamaan dan fungsi yang berkaitan dengan ekonomi, konsumsi, marginal, dan lainnya.\u00a0<\/span><\/p>\n<h2><span style=\"color: #000000;\"><b>1. Menentukan volume benda berputar<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; color: #000000;\">Integral dapat dimanfaatkan untuk menentukan volume benda berputar pada beberapa kondisi berikut:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan volume benda berputar, yang diputar mengelilingi sumbu X.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan volume benda berputar, yang diputar mengelilingi sumbu V.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan volume benda berputar yang dibatasi kurva f(x) dan g(x), bila diputar mengelilingi sumbu X.<\/span><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><b>2. Menentukan luas daerah<\/b><\/span><\/h2>\n<p><span style=\"font-weight: 400; color: #000000;\">Integral dapat dimanfaatkan untuk menentukan luas daerah pada beberapa kondisi berikut:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan luas daerah di atas sumbu X.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan luas daerah di bawah sumbu X.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan luas daerah di antara dua kurva.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Menentukan luas daerah di atas maupun di bawah sumbu X.\u00a0<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400; color: #000000;\">Itulah penjelasan mengenai rumus integral beserta pengertian, sifat, dan contoh soalnya. Semoga informasi ini dapat bermanfaat bagi Sedulur yang sedang belajar mengenai materi kalkulus. Selamat belajar!<\/span><\/p>\n<p><span style=\"color: #000000;\"><div class=\"rltdpstsplgn-related-post-block\"><h4 class=\"rltdpstsplgn-related-title\"><\/h4><p>No related posts found...<\/p><\/div><\/span><\/p>\n<p><span style=\"color: #000000;\"><i><span style=\"font-weight: 400;\">Mau belanja bulanan nggak pakai ribet? <\/span><\/i><b><i>Aplikasi Super<\/i><\/b><i><span style=\"font-weight: 400;\"> solusinya! Mulai dari sembako hingga kebutuhan rumah tangga tersedia lengkap. Selain harganya murah, Sedulur juga bisa merasakan kemudahan belanja lewat handphone. Nggak perlu keluar rumah, belanjaan pun langsung diantar.<\/span><\/i><\/span><\/p>\n<p><span style=\"color: #000000;\"><i><span style=\"font-weight: 400;\">Bagi Sedulur yang punya toko kelontong atau warung, bisa juga lho belanja grosir atau kulakan lewat <\/span><\/i><b><i>Aplikasi Super<\/i><\/b><i><span style=\"font-weight: 400;\">. Harga dijamin lebih murah dan bikin untung makin melimpah.<\/span><\/i><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":24,"featured_media":73348,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10356,3706,10355],"class_list":["post-73209","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-integral","tag-matematika","tag-rumus-integral"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Rumus Integral Beserta Pengertian, Sifat &amp; Contoh Soalnya<\/title>\n<meta name=\"description\" content=\"Rumus integral seringkali diterapkan dalam bidang matematika, fisika, dan ekonomi. Bagaimana penjelasan selengkapnya? 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