A rancher has 360 yd of fencing with which to enclose two adjacent rectangular corrals, one for horses and one for cattle. A river forms one side of the corrals. Suppose the width of each corral is x yards.

(a) Express the total area of the two corrals as a function of x.
(b) Find the domain of the function.
(c) Using the graph of the function shown below, determine the dimensions that yield the maximum area.

Transcribed Image Text:

15,000 10,000 5,000 (60, 10,800) 0 20 40 60 80100120 x