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x ^(2) + y^(2) = t + 1/t, x ^(4) + y^(4)...

`x ^(2) + y^(2) = t + 1/t, x ^(4) + y^(4) = t ^(2) + (1)/( t ^(2)) implies x ^(3) y (dy)/(dx) =`

A

0

B

1

C

`-1`

D

2

Text Solution

Verified by Experts

The correct Answer is:
C
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