Question

Simplify the following
$(x - {y})^{2} - (x + {y})^{2}$
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Answer 1

Answer:

-4xy is the answer of this question

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Answer 2

Step-by-step explanation:

${(x - y)}^{2} - {(x + y)}^{2}$

Using formula a²-b²= ( a+b)(a-b)

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

Hope it's helpful!