Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Review - Exercises: 60


x = -12

Work Step by Step

1. To find all the real solutions of this function, first we must factor this function completely. 2. Factoring this function gives us (x + 12)(x + 12) = 0. 3. Since both terms are the same, just set either term equal to 0. 4. x + 12 = 0, solving for x gives us x = -12.
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