### Home > A2C > Chapter 8 > Lesson 8.1.7 > Problem8-108

8-108.

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

1. $(x^3y^{-2})^{-4}$

First multiply the exponents.
$x^{−12}y^8$

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

1. $-3x^2(6xy-2x^3y^2z)$

Multiply the terms by $−3x^2$ individually.