?

Single Variable Calculus

Free Version

Upgrade subject to access all content

Easy

Derivative Using the Power Rule

SVCALC-HXDBYD

Find the derivative of $f(x)=3x^{-\frac{1}{9}}$.

A

$-\dfrac{1}{3}x^{-\frac{10}{9}}$

B

$\dfrac{1}{3}x^{-\frac{10}{9}}$

C

$3x^{-\frac{2}{9}}$

D

$-\dfrac{1}{9}x^{-\frac{10}{9}}$