Question

Simplify : (x+y) (2x+y ) + (x+2y) (x-y)and verify the expression for x=1 and y=2​

Answer 1

Answer:

Verified Answer - 3x^2+4xy-y

Taking x=1 and y=2 - 9

Step-by-step explanation:

For Explanation, Refer to the Attachment.

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