Question

expand (x-y)^2 dont spam....​

Answer 1

Answer:

${x}^{2} - 2xy - {y}^{2}$

$(x + y)(x + y)$

${x}^{2} + xy + xy + {y}^{2}$

$= {x}^{2} + 2xy + {y}^{2}$

Answer 2

Answer:

(x-y)^2 = x2 + y2 - 2xy

Step-by-step explanation:

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