AP® Calculus AB-BC

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Concavity and Extrema

APCALC-GRVZU1

If $f( x ) ={ ( x-1 ) }^{ 3 }$, at $x=1$, the graph of $f(x)$

A

is concave up.

B

is concave down.

C

has a point of inflection.

D

has a relative maximum.