MCQ
यदि $y=\sin 2 x$ तो $\frac{d^2 y}{d x^2}$ का मान है :
  • A
    $4 \sin 2 x$
  • B
    $4 \cos ^2 2 x$
  • $-4 \sin 2 x$
  • D
    $2 \sin 4 x$

Answer

Correct option: C.
$-4 \sin 2 x$
(C)

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