SOLUTION: Please, Please help! Suppose that the expression x2 + 7x +12 / (x+2)2 represents the area of a rectangle. Find the expression for the perimeter of the rectangle. I'm so co

Question 426867: Please, Please help!
Suppose that the expression x2 + 7x +12 / (x+2)2 represents the area of a rectangle.
Find the expression for the perimeter of the rectangle.
I'm so confused.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Suppose that the expression represents the area of a rectangle.
Find the expression for the perimeter of the rectangle.
:
Factor
:

then A=L*W, therefore we can say:
= the length
and
= the width
:
P = 2() + 2() = () + ()
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