Solve the problem.A rectangular piece of cardboard measuring 14 inches by 25 inches is to be made into a box with an open top by cutting equal size squares from each corner and folding up the sides. Let x represent the length of a side of each such square. For what value of x will the volume be a maximum? If necessary, round to 2 decimal places.
A. 2.88 in.
B. 20.23 in.
C. 12.2 in.
D. 10.12 in.
Answer: A
Mathematics
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