Write out the first five terms of the sequence.{sn} = {3(2n - 3)}
A. s1= -9, s2= -3, s3= 3, s4= 9, s5= 15
B. s1= -3, s2= 3, s3= 9, s4= 15, s5= 21
C. s1= -1, s2= 1, s3= 3, s4= 5, s5= 7
D. s1= -3, s2= -6, s3= -9, s4= -12, s5= -15
Answer: B
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Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.
A. 3n B. 3 C. 3n5 D. 3n4
Find the area of the surface generated when the given curve is revolved about the x-axis. y = 
+ 
on 
A. 
B. 
C. 
D. 
Use the graph to determine whether the data represent direct variation, inverse variation, or neither.
A. Inverse B. Neither C. Direct
Solve the problem.In September 1998 the population of the country of West Goma, in millions was modeled by 
At the same time the population of East Goma, in millions was modeled by 
In both formulas x is the year, where 
corresponds to September 1998. Assuming these trends continue, estimate what the population will be when the populations are equal.
A. 16 million B. 17 million C. 1 million D. 18 million