Question

Which of the following is equivalent to this rational exponent expression..

Answer 1

We are going to apply the laws of integer and rational exponents.

Lets expression:

That is equivalent to say:

But, remember that the square root is represented by 1/2: that is

So we have that:

That is equivalent to say

But 2^3 is 2x2x2 = 8

so the correct answer is

8