Evaluate the expression, given x = -2, y = 3, and a = -4.6a + 2y - 3x
A. -37
B. -12
C. -29
D. 24
Answer: B
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Find the area of the region specified in polar coordinates.the region enclosed by the curve r = 3 cos 3?
A. 
?
B. 
?
C. 
?
D. 
?
Find the limit, if it exists.
A. ±6 B. 36 C. Does not exist D. 6
What property of multiplication is illustrated in the diagram below?
A. Closure property B. Commutative property C. Distributive property D. Associative property
A delivery truck must deliver packages to five different store locations (A, B, C, D, and E). The trip must start and end at D. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
The nearest-neighbor tour starting with vertex D is given by:
A. D, C, A, B, E, D. B. D, B, E, C, A, D. C. D, A, B, E, C, D. D. D, E, A, B, C, D. E. none of these