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Question

If sin1x+sin1y=π2, then dydx is equal to
  1. yx
  2. yx
  3. xy
  4. xy

A
yx
B
yx
C
xy
D
xy
Solution
Verified by Toppr

Given that,
sin1x+sin1y=π2
sin1x=cos1y
y=1x2
On differentiating with respect to x, we get
dydx=2x21x2=xy

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