Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.6 - Radical Equations - Concept and Vocabulary Check: 7

Answer

false

Work Step by Step

Substitute $-3$ to $x$ in the given equation to obtain: $\sqrt{5(-3) + 16}=-3+2 \\\sqrt{-15+16} = -1 \\\sqrt{1} = -1 \\1=-1$ $-1$ does not satisfy the equation so it is NOT a solution of the equation. Thus, the given statement is false.
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