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Galina-37 [17]
3 years ago
14

explain in your own words why (x+y)2=x2+y2.provide a numerical example to illustrate discussion rubric

Mathematics
1 answer:
Setler [38]3 years ago
8 0
(x+y)^2
\\=x(x+y)+y(x+y)
\\=x^2 + xy+yx+y^2
\\=x^2+2xy+y^2


so it does not equal x^2 +y^2
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