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int(2xtan^(-1)x^(2))/(1+x^(4))dx=......

`int(2xtan^(-1)x^(2))/(1+x^(4))dx=...`

A

`[tan^(-1)x^(2)]^(2)+c`

B

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

C

`2[tan^(-1)x^(2)]+c`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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