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If sin y = x sin (a + y), then show that...

If `sin y = x sin (a + y)`, then show that: ` dy/dx = sina/(1 - 2x \ cos a + x^2)`.

A

` (sin a)/( 1+2xcos a +x^(2)) `

B

` (-sin a)/( 1+2xcos a +x^(2)) `

C

` (sin a)/( 1-2xcos a +x^(2)) `

D

` (-sin a)/( 1-2xcos a +x^(2)) `

Text Solution

Verified by Experts

The correct Answer is:
C
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