Multiply or divide as indicated.- 
? (- 
)
A. 
B. - 
C. - 
D. 
Answer: D
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Find the nth, or general, term for the geometric sequence.-1, 1, -1, 1, ...
A. an = (-1)n B. an = -1n C. an = (-1)n-1 D. an = -1n-1
Find the lateral surface area and volume of the following solid object. (Round as directed in parentheses and use the ? key for ?.
A. L = 297 ft2, V = 198 ft3 B. L = 297 ft2, V = 396 ft3 C. L = 1190 ft2, V = 396 ft3 D. L = 595 ft2, V = 198 ft3
New telephone lines must be installed to connect 9 cities (A, B, C, D, E, F, G, H and J). Due to government regulations, the only possible connections that are allowed are shown by the edges on the network below. The numbers on the edges indicate the cost (in millions of dollars) of each possible connection. The telephone company wishes to connect the cities in the cheapest possible way.
The total cost of the optimal solution to this problem is
A. 21 million. B. 19 million. C. 20 million. D. 18 million. E. none of these
Find the length of an arc intercepted by a central angle ? in a circle of radius r. Round your answer to 1 decimal place.r = 115.19 in.; ? = 195°
A. 392.0 in. B. 196.0 in. C. 784.1 in. D. 124.8 in.