### Home > CCA2 > Chapter 3 > Lesson 3.1.2 > Problem3-32

3-32.

Simplify each of the following expressions, leaving only positive exponents in your answer. Homework Help ✎

1. $(x^3y−2)^{−4}$

First multiply the exponents.

$x^{−12}y^8$

$\frac{y^8}{x^{12}}$

2. $-3x^2(6xy-2x^3y^2z)$

Distribute $-3x^2$ to each term.