Answer
$x \geq 2 $
Work Step by Step
The domain is the range of x values that give real numbers for y.
To be real, the number under the square root has to be nonnegative.
$x-2\geq 0 $ or $x \geq 2 $.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 7 Exponential and Logarithmic Functions - Prerequisite Skills - Page 476: 1
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