If \((ax+by)^2=(bx+ay)^2,\) what is the value of \(a-b ?\)

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

If \((ax+by)^2=(bx+ay)^2,\) what is the value of \(a-b ?\)

by VJesus12 » Sun Sep 19, 2021 12:07 am

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If \((ax+by)^2=(bx+ay)^2,\) what is the value of \(a-b ?\)

(1) \(x^2>y^2\)

(2) \(a\) and \(b\) are positive integers.

Answer: C

Source: Manhattan GMAT

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Source: Beat The GMAT — Data Sufficiency | Sun Sep 19, 2021 12:07 am

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