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If x=(3at)/(1+t^2),y=(3at^2)/(1+t^2) the...

If `x=(3at)/(1+t^2),y=(3at^2)/(1+t^2)` then `(dy)/(dx)`=

A

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

B

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

C

`2t(t^2-1)`

D

`-2t(t^2-1)`

Text Solution

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The correct Answer is:
A
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