Write a formula for the general term, or nth term, for the given sequence.
, 
, 
, 
, . . .
A. an = 
B. an = 
C. an = 
D. an = 
Answer: A
Mathematics
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Evaluate the sum.
5k
A. -13,021 B. 12,996 C. 19,529 D. -19,531
Mathematics
Solve the problem.The population P, in thousands, of a small city is given by:P(t) = 
.where t = the time, in months. Find the growth rate.
A. P'(t) = 
B. P'(t) = 
C. P'(t) = 
D. P'(t) = 
Mathematics
Solve the problem.The population of a small town in 1988 was 12,000 people. Due to decline in industrial growth the population has since been decreasing at a rate of 2% every year. What was the population of this town in 1998?
A. 7978 people B. 10,853 people C. 8849 people D. 9805 people
Mathematics
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = x2 + 16x
A. (0, -16, (-16, 0), (0,0) B. (0, 0), (-16, 0) C. (0, 0), (16, 0) D. (0,0)
Mathematics