Please Help With Problem

Question

Raise the quantity in parentheses to the indicated exponent, and simply the resulting expression.

(-2/3 x^9 y^7)^3

Answer 1

Hi, Jane,

Raymond has the correct answer. Here are trhe steps:

(-2/3 x⁹ y⁷)³

The ^3 exponent at the end is applied to each term contained in the parentheses.

(-2/3)³(x²⁷)(y²¹)

(-8/27)x²⁷y²¹

Bob

Answer 2

= (-8/27)x^27y^21