Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 10 - Quadratic Equations - 10.1 - Quadratic Equations - Problem Set 10.1 - Page 442: 3



Work Step by Step

In order to solve a quadratic equation, we factor so that we can find when x equals 0. Thus, we obtain: $n^2-12n=0$ $n(n-12)=0$ Solution 1: $n=0$ Solution 2: $n-12=0$ $n=12$
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