Q.Solve.
(i)
(x + y) (x2 + 2xy + y2)
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Answer:
x(x^2+2xy+y^2) +y(x^2+2xy+y^2)
x^3+2x^2y+xy^2+yx^2+2xy^2+y^3
x^3+y^3+3xy(x+y)
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