Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 6 - Rational Expressions and Equations - Test: Chapter 6 - Page 439: 2


1, 2

Work Step by Step

We know that the expression is undefined when the denominator is equal to zero. Thus, we find that the expression is undefined for: $$ \:x^2-3x+2=0 \\ \left(x-1\right)\left(x-2\right)=0 \\ x=1,2$$
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