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If sin x = (2t)/(1+t^(2)), tan y = (2t)/...

If `sin x = (2t)/(1+t^(2)), tan y = (2t)/(1-t^(2))`, then `(dy)/(dx)` is equal to

A

1

B

0

C

minus 1

D

2

Text Solution

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The correct Answer is:
A
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HIMALAYA PUBLICATION-COMMON ENTRANCE TEST - 2017-QUESTION BANK
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