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#1 Re: Help Me ! » Please Help » 2006-09-17 14:01:50

thanks so much very helpful

#2 Re: Help Me ! » Please Help » 2006-09-16 15:41:40

I think refers to the side of the rectangle and this was a optimiaztion problem were you use a derivitive formula to help you with finding the answer. Anyone know about derivtive formalas?

#3 Help Me ! » Please Help » 2006-09-15 02:50:43

Jessie8957
Replies: 6

I am taking a calculus class and i need help with the following problem:
An athletic field consists of a rectangular region with a semicircular region at each end.  The perimeter will be used for a 440 yard track.  Find the value of ‘x’ for which the area of the rectangular region is as large as possible. I JUST NEED TO KNOW HOW TO GET STARTED AND WHAT FORMULA I NEED TO USE. If anyone could please help

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