Asked by Anonymous

A farmer has 1000 feet of fence a rectangular plot of land. The plot lies along a river so that only has three sides need to be fenced. Find the largest area that can be fenced.

What's the best way to solve this?

Answers

Answered by JJ
The best way to do it is using calculus, but you are in college algebra.

You are looking for length + width + width = 1000 feet because you don't need any for the river side.
L + 2w = 1000 or L = (1000 - 2w)

A = lw
A = (1000-2w)(w)
A = 1000w - 4w^2

Answered by Anonymous
120000
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