Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.4, -16, 64, -256, 1024, . . .
A. no
B. yes, 16
C. yes, -4
D. yes, - 
Answer: C
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Find the limit.
A. 126
B. -3
C. 3
D. -126
Solve.The air temperature T (in degrees Fahrenheit) at an altitude h (in feet) above a particular area can be approximated by the formula 
where G is the temperature on the ground directly below. If the ground temperature is 88°F, at what altitude will the air temperature drop to 40°F?
A. 24,000 ft B. 32,000 ft C. 26,000 ft D. 30,000 ft
Use the Trapezoidal Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3 and P4.)Which players are critical in the coalition {P1, P3, P4}?
A. None of the players B. P1 and P3 only C. P1 only D. All three players E. none of these