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

User Tomazi
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1 Answer

2 votes

Answer:

(2x - y )2 - (y + 2)2 = 4 (x - y - 1)

Explanation:


(2x -y) 2 - ( y + 2 ) 2 = (4x -2y) -(2y + 4) \\\\


= 4x - 2y -2y - 4\\\\=4x - 4y - 4\\\\=4(x-y-1)

User Nick Sinas
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