Simplify.
A. 3
B. 14
C. 11
D. 42
Answer: A
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = ln (x2 + y2) i + tan-1 
j; C is the region defined by the polar coordinate inequalities 
and 
A. 63 B. 65 C. 0 D. 126
Find the period of the function.y = cos 3x
A. 1
B. 2?
C. 3
D. 
A garbage truck must pick up garbage at 4 different dump sites (A, B, C, and D) as shown in the graph below, starting and ending at A. The numbers on the edges represent distances (in miles) between locations. The truck driver wants to minimize the total length of the trip.
The cheapest-link tour starting with vertex A is given by:
A. A, D, C, B, A. B. A, B, C, D, A. C. A, B, D, C, A. D. A, C, B, D, A. E. none of these
Find all square roots of the number.
A. 
, - 
B. 
, - 
C. 
, - 
D. 5, - 5