Solve the problem.An area is to be fenced as shown in the figure. Only 200 feet of fencing is available. The fenced-in area is 
or A = x(100 - x) = -x2 + 100x.
i)Graph A = -x2 + 100x (using your graphing calculator)ii) Using the graph, estimate the value of x that will yield the maximum area.iii) Find the maximum area.
A.
| ii) | x = 48 ft |
B.
| ii) | x = 100 ft |
C.
| ii) | x = 25 ft |
D.
| ii) | x = 50 ft |
Answer: D
Mathematics
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