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AP® Calculus AB-BC

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Moderate

Tangent Line Approximation

APCALC-YXOBSE

Use a tangent line approximation to find $f(1.5)$ if $f$ is differentiable, $f(1)=3$ and $f^\prime ( x ) =3x+1.$

A

$-14$

B

$10$

C

$6$

D

$5$