Answer: option d.
Explanation:
To find the square root of
, it is important to remember the following:
![\sqrt[n]{a^n}=a](https://img.qammunity.org/2020/formulas/mathematics/middle-school/7n3agtxpmdkpp0ixo9p04d3znbyw20xqj1.png)
Then, knowing this, you can find the square root of
with this procedure:

There is another procedure to solve the exercise. Knowing that:
, you get:

Then the answer is the option d.