Question

Terica correctly simplifies the radical expression $\sqrt[4]{81}$ by first rewriting it as a rational exponent.

Which expression shows Terica's first step?

Answer 1

Answer:

third circle is the answer i will explain in a bit

Answer 2

Answer:

Step-by-step explanation:

The symbol $\sqrt[n]{a}$ means $a^{1/n}$.

So then

$\sqrt[4]{81}=81^{\frac{1}{4}}$.