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AP® Calculus AB-BC

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Moderate

Higher Order Derivatives: The Cosine Function

APCALC-XOQTBK

If $f\left( x \right) =\cos { x } $, then $f^{ 25 }\left( x \right) =$

A

$-\sin { x } $

B

$-\cos { x } $

C

$\sin { x } $

D

$\cos { x } $