MCQ
यदि $\sin y=x \sin (a+y)$ तब $\frac{d y}{d x}$ का मान है :
  • A
    $\frac{\sin ^2 a}{\sin ^2(a+y)}$
  • $\frac{\sin ^2(a+y)}{\sin a}$
  • C
    $\frac{\sin a}{\sin (a+y)}$
  • D
    $\frac{\sin (a+y)}{\sin a}$

Answer

Correct option: B.
$\frac{\sin ^2(a+y)}{\sin a}$
(B)

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