## What is the value of $$x^2 - y^2?$$

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### What is the value of $$x^2 - y^2?$$

by Vincen » Thu Oct 14, 2021 3:33 am

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What is the value of $$x^2 - y^2?$$

(1) $$x + y = 0$$
(2) $$x - y = 2$$