Afarmer wishes to enclose a rectangular region bordering a barn with fenc- ing, as shown in the diagram. suppose that x represents the length of each of the three parallel pieces of fencing. she has 600 feet of fencing available
(a) what is the length of the remaining piece of fencing in terms of x?
(b) determine a function that represents the total area of the enclosed region. give any restrictions on x.
(c) what dimensions for the total enclosed region would 2 give an area of 22,500 square feet? determine the answer analytically
(d) use a graph to find the maximum area that can be enclosed