If y^(2)=100"tan"^(-1)x+45"sec"^(-1)x+10...

If `y^(2)=100"tan"^(-1)x+45"sec"^(-1)x+100"cot"^(-1)x+45"cosec"^(-1)x`, then `(dy)/(dx)` is equal to

A

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

B

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

C

1

D

0

Verified by Experts

The correct Answer is:

B

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