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: 27


No real number solutions.

Work Step by Step

Problem: $n^2+16=0$ Subtracting 16 from both sides gives: $n^2 = -16$ Square rooting both sides then gives $\sqrt n^2 = \sqrt -16$ We cannot take the square root of a negative number, so there are no real number solutions.
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