(x - y)² Is Equal to x² - y²

(x - y)² Is Equal to x² - y²

N. Zehavi and M. Bruckheimer
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Volume:
13
Language:
english
Journal:
Mathematics in School
DOI:
10.2307/30213891
Date:
April, 1984
File:
PDF, 412 KB
english, 1984
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