Tuesday

July 29, 2014

July 29, 2014

Posted by **yareli** on Saturday, November 30, 2013 at 2:54am.

- calculus (optimization) -
**Steve**, Saturday, November 30, 2013 at 6:20amxy=384

so, y = 384/x

f = 2x+3y = 2x + 1152/x

df/dx = 2 - 1152/x^2

min f is when df/dx=0, at x=24

So, the field is 24x16

f = 48+48=96

as usual in these problems, the fencing is divided equally among lengths and widths.

**Related Questions**

Math OPTIMIZATION - A home gardener plans to enclose two rectangular gardens ...

Math - A rectangular study area is to be enclosed by a fence and divided into ...

precalculus - A rectangular field is to be enclosed by a fence and divided into...

Algebra 2 - A rectangular play area will be enclosed using 100 yards of fencing...

Math - Jennifer plans to fence a rectangular area around her rectangular ...

business calculus - A rectangular area is to be enclosed and divided into thirds...

pre-calc - area of a rectangular region: a farmer wishes to create two ...

math - a rectangular security area is enclosed with 200 ft of fencing. if this ...

calculus optimization max min - find the dimensions of the rectangular area of ...

Calculus - A gardener has a rectangular plot of land bordered on one side by a ...