## Prealgebra (7th Edition)

Published by Pearson

# Chapter 3 - Cumulative Review: 39

-9

#### Work Step by Step

$-3^2$ $=0-3^2$ $=0-9$ $=-9$ Since the leading negative sign is not in parentheses, it is not part of the exponential expression. A leading negative sign is implied subtraction from zero, and subtraction occurs after exponents in the order of operations.

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