Answer
$a=b$
Work Step by Step
$\frac{a+b}{2}=\sqrt{ab}\\a+b=2\sqrt{ab}\\(a+b)^2=4ab\\a^2+b^2+2ab=4ab\\a^2+b^2-2ab=0\\(a-b)^2=0\\a-b=0\\a=b$
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 11 Data Analysis and Statistics - 11.1 Find Measures of Central Tendency and Dispersion - 11.1 Exercises - Problem Solving - Page 749: 31d
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