### Home > INT2 > Chapter 8 > Lesson 8.2.2 > Problem8-51

8-51.
1. Simplify each of the following expressions. Be sure that your answer has no negative or fractional exponents. Homework Help ✎

1. 641/3

2. (4x2y5)–2

3. (2x2 · y–3)(3x–1y5)

This is the cube root of 64.

4

Recall the Laws of Exponents.

$\left(2\cdot3\right)\left(x^{2}\cdot x^{-1}\right)\left(y^{-3}\cdot y^{5}\right)$