SOLUTION: Make an equation to represent the area of a square whose sides are given by the expression x+y.

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Question 855576: Make an equation to represent the area of a square whose sides are given by the expression x+y.
Answer by jim_thompson5910(35256) About Me  (Show Source):
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Make an equation to represent the area of a square whose sides are given by the expression x+y.


A = s^2


A = (x+y)^2


A = (x+y)(x+y)


A = x(x+y)+y(x+y)


A = x*x+x*y+y*x+y*y


A = x^2+xy+xy+y^2


A = x^2+2xy+y^2