AP® Calculus AB-BC

Free Version

Upgrade subject to access all content

Easy

Location of Minimum Value

APCALC-KNFSIV

If the function $f$ has a derivative given by $f'(x) = 3{e^x} - 5{x^3}$, for which value of $x$ does $f(x)$ have its minimum?

A

$-0.371$

B

$3.577$

C

$4.708$

D

$5.768$