If \(x^2 + y^2 = 29,\) what is the value of \((x - y)^2?\) - The Beat The GMAT Forum

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If \(x^2 + y^2 = 29,\) what is the value of \((x - y)^2?\)

VJesus12: Legendary Member; Posts: 2276; Joined: Sat Oct 14, 2017 6:10 am; Followed by:3 members

by VJesus12 » Fri Aug 06, 2021 8:16 am

00:00

If \(x^2 + y^2 = 29,\) what is the value of \((x - y)^2?\)

(1) \(xy = 10\)
(2) \(x = 5\)

Answer: A

Source: Official Guide

Source: Beat The GMAT — Data Sufficiency | Fri Aug 06, 2021 8:16 am

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