Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 8 - Test - Page 621: 1

Answer

$$-\sqrt {64} = -8$$

Work Step by Step

The problem is asking us to find the negative square root of $64$, so, first, we find the square root of $64$: $$\sqrt {64} = 8$$ because $8 \times 8$ is $64$. Now we can add the negative sign to this result: $$-\sqrt {64} = -8$$
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