Question

what does the 5 on the bottom of the fraction mean in context of simplifying this expression? 32^{\frac{4}{5}} = 16
you must raise 32 to the 5th power.
you must divide 32 by 5
you must multiply 32 by 5
you must find the 5th root of 32.

Explanation:

In an exponent of the form $a^{\frac{m}{n}}$, the denominator $n$ represents the $n$ -th root. Here, for $32^{\frac{4}{5}}$, the 5 in the denominator means finding the 5th root of 32 first.

Answer:

D. You must find the 5th root of 32.