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If tany = (2t)/(1-t^2) and sin x = (2t)/...

If `tany = (2t)/(1-t^2)` and `sin x = (2t)/(1+t^2)` then `(dy)/(dx)`=_____

A

`(2)/(1+t^2)`

B

`(1)/(1+t^2)`

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
C
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