A veterinarian uses 300 feet of chain-link fencing to enclose a rectangular region and also to subdivide the region into two smaller rectangular regions by placing a fence parallel to one of the sides, as shown in the figure.


(a) Write the width w as a function of the length l.
w = _____

(b) Write the total area A as a function of l.
A = _____

(c) Find the dimensions that produce the greatest enclosed area.
_____ ft (smaller value)
_____ ft (larger value)

1 answer

Sorry, but I did not post my question twice.