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AP® Calculus AB-BC

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Moderate

Vertical Tangent Line

APCALC-G1SSUB

At which $x$ value does a vertical tangent line exist if $f( x ) =3{ ( x+1 ) }^{ 1/3 }$?

A

$0$

B

$1$

C

$-1$

D

There are no vertical tangent lines.