For , what is the smallest positive value of in for which…

MATHEMATICS · Single correct · CBSE · Mathematics · Continuity and Differentiability · Continuity and Differentiability

Problem

For

g(x)=\sin\left(2x-\frac{\pi}{4}\right)

, what is the smallest positive value of

x

in

(0,\pi)

for which

g'(x)=0

? (a)

\frac{7\pi}{8}

(b)

\frac{\pi}{4}

(c)

\frac{3\pi}{8}

(d)

\frac{\pi}{8}

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