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If x = sqrt((1 - t^2)/(1 + t^2)), y = (s...

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

Text Solution

Verified by Experts

The correct Answer is:
`(-2)/(1+x)^2`
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