Find the nth term of the geometric sequence.2, 4, 8, 16, 32
A. an = 2 ? 2n-1
B. an = 2 ? 2n
C. an = a1 + 2n
D. an = 2 ? 2n
Answer: A
Mathematics
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Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Use De Moivre's theorem to simplify the expression. Write the answer in a + bi form.(1 + i)20
A. 1024i B. -1024 C. 1024 D. -1024i
Mathematics
Solve the problem.A class of sixth grade students kept accurate records on the amount of time they spent playing video games during a 
period. The times (in hours) are listed below:
Determine what times are outliers.
A. 9.7 B. No outliers are present. C. 21.6, 9.7 D. 21.6
Mathematics
Translate to an equation and solve.
of the sum of z and 12 is equal to 3
added to z.
A. 
z + 12 = z + 3
; 77
B. 
(z + 12) = z + 3
; 38
C. 
(z + 12) = z + 3
; 6
D. 
z + 12 = z + 3
; 38
Mathematics