Posted by Anonymous on Wednesday, June 27, 2012 at 6:34am.
How much bigger is the area of a square with side 3x + 2y inches than a square with side 2x  y inches?

algebra  Reiny, Wednesday, June 27, 2012 at 7:31am
Area of square with side 3x+2y
= (3x+2y)^2
= 9x^2 + 12xy + 4y^2
area of square with side 3x2y
= (3x2y)^2
= 9x^2  12xy + 4y^2
difference = 24xy