Posted by Jane on Wednesday, March 21, 2012 at 12:23pm.
Please explain how to set this up and how to solve:
A school's rectangular athletic fields currently have a length of 125 yd and a width of 75 yd. the school plans to expand both the length and the width of the fields by x yards. What polynomial is standard form represents the area of the expanded athletic field?

math  Bosnian, Wednesday, March 21, 2012 at 12:33pm
A = Area
L = Lenght
W = Width
New lenght L = 125 + x
New width W = 75 + x
A = W * L
A = ( 125 + x ) * ( 75 + x )
A = 75 * 125 + 75 * x + x * 125 + x * x
A = 9375 + 75 x + 125 x + x ^ 2
A = x ^ 2 + 200 x + 9375

math  PsyDAG, Wednesday, March 21, 2012 at 12:34pm
(x+125)(x+75) = Area

math  Jane, Thursday, March 22, 2012 at 9:23am
I loved the way you broke it down and explained it to me in detail. What a great help!
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