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(x+y) (2x+y) +(x+2y) (x-y)can any 1 give the ans not for exam it's just my homework |
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Answer» =x(2x+y)+y(2x+y)+x(x−y)+2y(x−y) =2x +xy+2xy+y 2 +x 2 −xy+2xy−2y 2
=(2+1)x 2 +(1+2−1+2)xy+(1−2)y 2
=3x 2 +4xy−y 2 hope it's helpful borahae
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