Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.1 - Simplifying Rational Expressions - Exercise Set: 22

Answer

Expression is undefined when x=$\frac{-9}{2}$ or x=-3

Work Step by Step

Expression is undefined when 2$x^{2}$+15x+27=0 2$x^{2}$+6x+9x+27=0 2x(x+3)+9(x+3)=0 (2x+9)(x+3)=0 2x+9=0 or x+3=0 2x=-9 or x=-3 x=$\frac{-9}{2}$ or x=-3
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