## Algebra 1

Published by Prentice Hall

# Chapter 11 - Rational Expressions and Functions - 11-7 Graphing Rational Functions - Lesson Check - Page 698: 1

-1

#### Work Step by Step

Since we cannot divide by zero, the excluded value will be the value that makes the denominator zero. $x+1 = 0$ When we solve for the x value that makes the denominator equal to 0, we get $x = -1$

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