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09-11-2018
Mathematics

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Write as a product: (2x+y)2–(x–2y)2

Respuesta :

09-11-2018

(2x+y)^ - (x-2y)^

(2x+y)(2x+y) - (x-2y)(x-2y)

4x^ + 2xy + 2xy + y^ - x^ + 2xy + 2xy - 4y^

3x^ - 3y^ + 8xy , I believe ! I'm not 100% on this one though, sorry,!!

(^ is ^2 !!)

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