Answer
x $\geq$ 0
Work Step by Step
You cannot take the square root of a negative number. Therefore, x must be greater than or equal to 0 in this scenario.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 10 - Radical Expressions and Equations - 10-5 Graphing Square Root Functions - Practice and Problem-Solving Exercises - Page 642: 8
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