`tan(cos^-1 x)` is equal to

A

(a) `sqrt(1-x^(2))/(x)`

B

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

C

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

D

(d) `sqrt(1-x^(2))`

Verified by Experts

The correct Answer is:

A

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