## Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole

# Chapter 1 - Section 1.4 - Rational Expressions - 1.4 Exercises: 11

#### Answer

The domain is {$x|x\geq3$}

#### Work Step by Step

The number inside a radical cannot be negative. Therefore, solve when $x=0$ to find the domain range. $x+3=0$ $x=-3$

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