Solve the problem.Alan is building a garden shaped like a rectangle with a semicircle attached to one short side along its diameter. The diameter of the semicircle is equal to the width of the short side of the rectangle. If he has 20 feet of fencing to go around the garden, what dimensions will give him the maximum area in the garden?
A. width = 
? 2.8, length = 5.6
B. width = 
? 3.6, length = 5.4
C. width = 
? 5.6, length = 7.2
D. width = 
? 5.6, length = 2.8
Answer: D
Mathematics
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Solve the problem. Give the answer to the nearest thousandth if necessary.A long-distance runner runs 5 miles south and then 9 miles east. How far is the runner from the starting point? 
East --9 mi-->
A. 11.296 mi B. 5.292 mi C. 14 mi D. 10.296 mi
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Determine whether or not the function is one-to-one.
A. No B. Yes
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Find the first partial derivatives of the function.
?
?
A. 
?
B. ?
?
C. ?
?
D. ?
?
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Find the exact value of y, or state that y is undefined.y = csc-1 (-2)
A. 
B. 
C. - 
D. - 
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