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Single Variable Calculus

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Moderate

Derivatives of Compound Trigonometric Functions

SVCALC-GS@NSM

For $f(x)=\sin { \left( \cos { x } \right) }$, find $f^{ ' }\left( \frac { \pi }{ 2 } \right).$

A

$0$

B

$1$

C

$-1$

D

Undefined