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If x=a(t+t^(-1)),y=a(t-t^(-1))," then "(...

If `x=a(t+t^(-1)),y=a(t-t^(-1))," then "(dy)/(dx)=`

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
C
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