SOLUTION: you have 750 feet of fencing to enclose a rectangular field. Express the area of the field,A, as a function of one of its dimensions,x.

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Question 910888: you have 750 feet of fencing to enclose a rectangular field. Express the area of the field,A, as a function of one of its dimensions,x.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

     .

L + w = 375

Let x = w

L + x = 375

0r

L = 375-x

A = Lw = x(375-x)