Question 415124
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Hi
simplifying
 50x^4y + 40x^3y^2 + 8x^2y^3
 2x^2y(25x^2 + 20xy + 4y^2)
 2x^2y(5x + 2y)(5x + 2y)
       Note:SUM of the inner product(10*xy) and the outer product(10xy) = 20xy