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AP® Calculus AB-BC

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Moderate

Basic Integration: U-Substitution with a Generic Integral

APCALC-LCOSRZ

Let $F'(x)=f(x)$.

Evaluate:

$$\int_{1}^{3}{f(3x)dx}$$

A

$F(3)-F(1)$

B

$F(9)-F(3)$

C

$\cfrac{1}{3}(F(3)-F(1))$

D

$\cfrac{1}{3}(F(9)-F(3))$