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f(x) = ln (sinx) হলে,

e^{2 f (x)}

-এর মান কোনটি?

\frac{1}{2} (1 - \sin 2 x)

(1 - \sin 2 x)

\frac{1}{2} (1 - \cos 2 x)

\frac{1}{2} (1 - \tan 2 x)

(1 - \cos 2 x)

ANS : 3

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