Answer
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:
$$ \:x^2-3x+2=0 \\ \left(x-1\right)\left(x-2\right)=0 \\ x=1,2$$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
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
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