## Calculus 10th Edition

Published by Brooks Cole

# Chapter 1 - Limits and Their Properties - 1.4 Exercises: 80

#### Answer

$f(x)$ is continuous over the interval $[-3, \infty).$

#### Work Step by Step

The only restriction on $f(x)$ is the radicand of $\sqrt{x+3}$ not being negative $\to x+3\ge0\to x\ge-3\to f(x)$ is continuous over the interval $[-3, \infty).$

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