Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 7 - Section 7.1 - Rational Expressions and Their Simplification - Exercise Set - Page 493: 101


Doesn't make sense.

Work Step by Step

Evaluating both the numerator AND the denominator when x=1 yields zero. Since x=1 yields zero in the denominator, we would be DIVIDING with zero, which is undefined. The result is not zero; it is undefined. Doesn't make sense.
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