Find a ? b.a = 7i - 9j, b = 3i + 5j
A. 
B. -66
C. 
D. -24
Answer: D
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Sketch the graph and show all local extrema and inflection points.y = |x2 - 2x|
A. Local maximum: 
Inflection points: (0, 0), (2, 0)
B. Local minima: (0, 0), (2, 0)
Local maximum: 
No inflection points
C. Local minimum: 
No inflection points
D. Local minima: (0, 0), (2, 0)
Local maximum: 
Inflection points: (0, 0), (2, 0)
Solve the problem.The population of a town over a four year period is shown in the following table.
Assume that the population can be modeled by a geometric sequence. Estimate the town's population for year 10. Round to two decimal places when calculating the common ratio, and the final answer.
A. 11.19 thousand B. 11.41 thousand C. 10.76 thousand D. 10.97 thousand
Determine if the geometric series converges or diverges. If it converges, find its sum.
+ 
2 + 
3 + 
4 + 
5 + . . .
A. diverges
B. converges, 
C. converges, 
D. converges, 
Use the loan payoff table to find the monthly payment and finance charge for the loan.
Amount financed: $255,437Number of months: 36APR: 11%
A. $8483.06, $49,953.16 B. $9778.13, $96,575.68 C. $8363.01, $45,631.36 D. $8242.95, $41,309.20