Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 11 - Rational Expressions and Functions - 11-1 Simplifying Rational Expressions - Practice and Problem-Solving Exercises - Page 667: 25


-2; The denominator is 0 when m=-2

Work Step by Step

Factor out a -2 in the numerator, which then switches the signs of the arguments. $\frac{-2(4-2m)}{4-2m}$ Divide the numerator and denominator by the common factor 4-2m. $\frac{-2(4-2m)}{4-2m}$ $\div$ $\frac{4-2m}{4-2m}$ = -2
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