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AP® Calculus AB-BC

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Calculating Derivatives: $f\left( x \right) ={ x }^{ 2 }$

APCALC-99BRGI

If $f\left( x \right) ={ x }^{ 2 }$, then $f^{ \prime }\left( x \right) =$

A

$x$

B

$\cfrac{1}{2}x$

C

$\cfrac{2}{x}$

D

$2x$