A rectangular pen is made up of 150 feet of fencing. Can someone please draw a sketch of th pen and label the dimensions.

Express the area of the enclosure as a function of the width.

Question

A rectangular pen is made up of 150 feet of fencing. Can someone please draw a sketch of th pen and label the dimensions.

Express the area of the enclosure as a function of the width.

anonymous · Answer

|dw:1320109722117:dw|
$$A=LW$$
$$2W+2L=150$$
$$2W=150-2L$$
$$L=75-W$$
$$A(W)=W(75-W)$$

anonymous · Answer

are you sure? and is this how you do this?

anonymous · Answer

yes i am pretty sure.  is there more to the question?  you can also write 
$$A=75W-W^2$$ if you like

anonymous · Answer

yes theres more..it asks about the window

anonymous · Answer

xmax, xmin, xscl, ymin, ymax yscl..

anonymous · Answer

what window?  are you supposed to graph this on a calculator?

anonymous · Answer

that looks like calculator settings for graphing.

anonymous · Answer

i lost my calculator...the window is just the xmax, xmin, etc

anonymous · Answer

i don't know what xmax, xmin etc is if it is not the window on a calculator.

anonymous · Answer

its is the window on the calculator....but I couldnt find mine..

anonymous · Answer

thnx for helping