Find the sum, if it exists.
A. 
B. 
C. - 
D. Does not exist.
Answer: D
Mathematics
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Determine the total turn for the closed curve. Assign a positive measure to counterclockwise turning.
A. 0° B. -720° C. 360° D. 720°
Mathematics
Indicate whether the graph represents a one-to-one function.
A. Yes B. No
Mathematics
Simplify the expression.811/4
A. 12
B. 81
C. 
D. 3
Mathematics
Find the minimum value of the objective function and where it occurs, subject to the indicated constraints.
?
Objective function:
?
z = 10x + 4y
?
Constraints:
?
0 ? x ? 60
0 ? y ? 45
5x + 6y ? 420
?
?
?
A. Minimum at (0, 0): 0 B. Minimum at (60, 20): 680 C. Minimum at (0, 45): 180 D. Minimum at (60, 0): 600 E. Minimum at (30, 45): 480
Mathematics