Multiple Choice
Solve the problem.
-A piece of rectangular sheet metal is 21 inches wide. It is to be made into a rain gutter by turning up equal edges to form parallel sides. Let x represent the length of each of the parallel sides. For what value of x will the area of
The cross section be a maximum (and thus maximize the amount of water that the gutter will hold) ? If necessary,
Round to 2 decimal places.
A) 10.5
B) 5.25
C) 84
D) 42
Correct Answer:
Verified
Correct Answer:
Verified
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