The answer is D) Yes; because x and y must be integers, and integers are rational.
Answer:
raise a product to a power.
you first simplify the parenthesis in the numerator by raising 2 by the power of three and multiplying the exponents.
i suck at explaining, but after the first step the expression looks like:

Step-by-step explanation:
It is...........
2.789=2 ones and 7 tenths 8 hundreths 9 thousandths