Solve the problem.How many ways can a president, vice-president, and secretary be chosen from a club with 12 members?
A. 6
B. 220
C. 36
D. 1320
Answer: D
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
Use reduction formulas to evaluate the integral.
A. - 
sin4 2x cos 2x - 
sin2 2x cos 2x - 
cos 2x + C
B. - 
sin4 2x cos 2x - 
sin2 2x cos 2x - 
cos 2x + C
C. - 
sin4 2x cos 2x - 
sin2 2x cos 2x - 
sin 4x + 
+ C
D. - 
cos4 2x sin 2x - 
cos2 2x sin 2x - 
cos 2x + C
Provide an appropriate response.
If C(x) = 8x + 1,000 and A(x) = 
, R(x) = $20x, and P(x) = R(x) - C(x), then if x = 200, P(x) =
A. 1,400 B. 1,200 C. 1,600 D. 1,800
A truck must drop off furniture at 4 different homes (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, C, B, D, A. C. A, C, D, B, A. D. A, B, D, C, A. E. none of these