Use the formula for the nth term to find r.a = 1, a4 = -27
A. 3
B. -4
C. -3
D. 81
Answer: C
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Solve the problem.The city council gave a questionnaire to its citizens, asking them to rank their priorities for next year's budget. People were asked to rank the following four choices: (P)olice, (R)oads, (S)chools, and (T)rash removal. The results are summarized in the table below.
Which choice wins using the Borda count method?
A. T B. R C. P D. S
Evaluate the expression.
A. 1 B. 0 C. -1 D. -6
Solve the problem.Barbara knows that she will need to buy a new car in 5 years. The car will cost $15,000 by then. How much should she invest now at 5%, compounded quarterly, so that she will have enough to buy a new car?
A. $12,340.54 B. $11,193.23 C. $13,257.81 D. $11,700.13
Use natural logarithms to solve the exponential equation symbolically.4(7 + 3x) = 
A. x = 
+ 
B. x = 
- 7
C. x = - 
- 
D. x = - 
+ 21