Solve the problem.Alan is building a garden shaped like a rectangle with a semicircle attached to one short side. If he has 50 feet of fencing to go around it, what dimensions will give him the maximum area in the garden?
A. width = 
? 14, length = 7
B. width = 
? 14, length = 18
C. width = 
? 9, length = 13.5
D. width = 
? 7, length = 14
Answer: A
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Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local maximum at x = 3; local minimum at x = -3 ; concave up on (0, -3) and (3, ?); concave down on (-3, 3) B. Local minimum at x = 3; local maximum at x = -3 ; concave down on (0, ?); concave up on (-?, 0) C. Local minimum at x = 3; local maximum at x = -3 ; concave up on (0, -3) and (3, ?); concave down on (-3, 3) D. Local minimum at x = 3; local maximum at x = -3 ; concave up on (0, ?); concave down on (-?, 0)
Find the value of the determinant.
A. 22 B. 82 C. -62 D. 62
Solve the equation, if possible.
A. 9, -13
B. 9
C. 9, 13
D. 
9, 
13
E. no solution
Use the formulas for the hydraulic press to find MA.r l = 54 in. and r s = 6 in.MA = __________
Fill in the blank(s) with the appropriate word(s).