Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 10 - Radical Expressions and Equations - 10-2 Simplifying Radicals - Practice and Problem-Solving Exercises: 38

Answer

-40/27

Work Step by Step

When we take the square root of a fraction, we take the square root of the numerator and of the denominator, allowing us to obtain: $ -4 \sqrt {100/729} =-4 \sqrt{100}/ \sqrt{729}= -4 \times 10/27=-40/27$
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