Algebra
Intermediate

Fractional Exponent

A fractional exponent is a root.

Formula

am/n=amna^{m/n} = \sqrt[n]{a^m}

Variables

aBase
m, nIntegers

Example

8^{2/3} = 4

Did You Know?

A fractional exponent is a root in disguise: x^(1/2) is just √x.

exponentsrootsradicals