The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern.
, 
, 
, 
, ...
A. an = 
B. an = 
C. n(n + 3)
D. an = 
Answer: D
Mathematics
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Use the ratio test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Evaluate or simplify the given expression.sin(2 tan-1 3x)
A. 
B. 
C. 
D. 
Mathematics
The following double-bar graph illustrates the revenue for a company for the four quarters of the year for two different years. Use the graph to answer the question. 
In what quarter was the revenue the greatest for 2010?
A. first quarter B. fourth quarter C. second quarter D. third quarter
Mathematics
Solve.3x - (6 - x) = 9[3 - (2 + 7x - 3)]
A. - 
B. 
C. - 
D. - 
Mathematics