Find the extreme values of the function subject to the given constraint.
A. Maximum: none; minimum: 
at 
B. Maximum: none; minimum: 
at 
C. Maximum: none; minimum: 
at 
D. Maximum: none; minimum: 
at 
Answer: A
Mathematics
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A. 200 B. 50 C. 100 D. 25
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Solve.The foundation for a cylindrical fountain is a cylinder with a diameter of 14 m and 4 m high. How many cubic m of concrete are needed to build the foundation? Use 3.14 as the approximate value of ?.
A. 615.44 m3 B. 1230.88 m3 C. 2461.76 m3 D. 351.68 m3
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Let ? be an acute angle. Find the unknown trigonometric value using the given information.csc ? if sin ? = 
A. - 
B. 
C. -5
D. 5
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Evaluate the exponential expression.(-1)4
A. 4 B. 1 C. -1 D. -4
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