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tigry1 [53]
2 years ago
9

Number 13. Multiply please.

Mathematics
1 answer:
Dafna11 [192]2 years ago
8 0

(x-y)^2 \\\\\\= (x-y)(x-y)\\\\= x * x + (x)(-y)+(-y)(x) +(-y)(-y)\\\\ = x^2 -xy-xy + y^2\\\\=x^2-2xy + y^2

Hope that helps!

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