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If sin^(-1)"" ((x^2-y^2 )/(x^2 +y^2))=l...

If ` sin^(-1)"" ((x^2-y^2 )/(x^2 +y^2))=log ` a then `(dy)/(dx)` equals

A

`(x)/(y )`

B

` (y)/(x^2)`

C

`(x^2 -y^2)/(x^2 +y^2)`

D

`(y)/(x)`

Text Solution

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The correct Answer is:
D
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ML KHANNA-DIFFERENTIATION-PROBLEM SET-(2)
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  10. if 2f ( sin x) + f( cos x) = x then (d)/(dx) f(x) Is

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  12. If for a continuous function f,f(0) = f(1) =0 , f '(1) = 2 and g...

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  20. If x= sqrt((1-t^2)/( 1+t^2)) and y= ( sqrt(1+t^2) - sqrt(1-t^2)) th...

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