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

`int(x^(4)-1)/(x^(2)(x^(4)+x^(2)+1)^(1/2))dx" is equal to "`

A

`sqrt(x^2+1/x^2+1)`

B

`(sqrt(x^4+x^2+1))/x`

C

`sqrt((x^4+x^2+1)/x)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A, B
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