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The differential of y if y =sqrt(x^(4) +...

The differential of y if y `=sqrt(x^(4) + x^(2)-1)`

A

`1/2(4x^(3) + 2x )^(1/2)dx`

B

`1/2(x^(4) + x^(2) +1)^(-1/2)(4x^(3) + 2x)dx`

C

`1/2(4x^(3) + 2x)^(1/2)`

D

`1/2(x^(4) +x^(2) +1)^(1/2) (4x^(3) + 2x)`

Text Solution

Verified by Experts

The correct Answer is:
B
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