9. Simplify (x - y) (2x - y) + (x - 2y) (3x - 2y) + (2x + y) (x + 7y). – InterviewSolution

1.

9. Simplify (x - y) (2x - y) + (x - 2y) (3x - 2y) + (2x + y) (x + 7y).

Answer»

Answer:

The answer is

7X^2+4xy+12y^2

7 x SQUARE PLUS 4 x y plus 12 y square

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