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int(x^3)/((1+x^8)) dx...

`int(x^3)/((1+x^8)) dx`

A

`4 tan^(-1) x^3 + c`

B

`1/4 tan^(-1) x^4 +c`

C

`x + 4 tan^(-1) x^4 +c`

D

`x^2 +1/4 tan^(-1) x^4 +c`

Text Solution

Verified by Experts

The correct Answer is:
B
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