Saturday

March 28, 2015

March 28, 2015

Posted by **fareha** on Monday, December 12, 2011 at 5:13am.

- calculus -
**drwls**, Monday, December 12, 2011 at 5:42am25 - 25 - 50

Maximum Area = 1250 ft^2

How to get that answer:

Let x be the side length that is used twice. The side parallel to the existing fence then has length 100 - 2x.

The area A is then

A(x) = x*(100 - 2x) = 100 x - 2x^2

dA/dx = 0 when

100 = 4x

x = 25

**Answer this Question**

**Related Questions**

algebra - A farmer has 25 yards of fencing to make a pig pen. He is going to ...

Math - 1. A gardener has 140 feet of fencing to fence in a rectangular vegetable...

Algebra - Word Problems: 1. A farmer has 2400 feet of fencing and wants to fence...

algebra - A farmer decides to enclose a rectangular garden, using the side of a ...

clemson - A farmer wants to make three identical rectangular enclosures along a ...

Calculus - A rancher wants to build a rectangular fence next to a river, using ...

College Cal 1 - A farmer wants to fence off a rectangular field of area 15000 ...

Math - A farmer has 2,400 feet of fencing and wants to fence off a rectangular ...

calculus - a farmer wishes to fence off a rectangular plot of land, using an ...

algebra - A farmer decides to enclose a rectangular garden, using the side of a ...