Berapa jawaban integralkan 1/ (x^8-x) dx ?
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integral 1 / (x^8 – x) dx = integral 1 / x^8 ( 1 – 1 / x^7) dx
Misalkan 1 – ( 1/ x^7) = a
da / dx = 7x^8
1 / 7x^8 da = dx
integral 1 / x^8a . 1 / 7 x^8 da
1 / 7 integral 1 / a da
1 / 7 In a + C
1/7 In (x^7 -1 / x^7) + C