What is the average (arithmetic mean) of \((\sqrt{8}+\sqrt{2})^2\) and...

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by AAPL » Tue Aug 18, 2020 5:33 am

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Magoosh

What is the average (arithmetic mean) of \((\sqrt{8} + \sqrt{2})^2\) and \((\sqrt{8} - \sqrt{2})^2\)?

A. 4
B. 5
C. 8
D. 10
E. 12

OA D

Source: Beat The GMAT — Problem Solving | Tue Aug 18, 2020 5:33 am

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