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Evaluate: sin(cot^(-1)x) (ii) cos(tan^(...

Evaluate: `sin(cot^(-1)x)` (ii) `cos(tan^(-1)x)`

A

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

B

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

C

`1+x^(2)`

D

None of these

Text Solution

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The correct Answer is:
B
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