## Introductory Algebra for College Students (7th Edition)

Published by Pearson

# Chapter 8 - Section 8.1 - Finding Roots - Exercise Set: 76

#### Answer

$x\geq0$

#### Work Step by Step

The square root of a negative number is not a real number. 3x is only negative if x is negative, so the expression is a real number for all non-negative values of x.

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