Compute the compound interest.How long must $5200 be in a bank at 8% compounded annually to become $8911.89? (Round to the nearest year.)
A. 7 yr
B. 6 yr
C. 8 yr
D. 9 yr
Answer: A
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. diverges
C. converges; 1
D. converges; 
Solve the problem.Use a tree diagram showing all possible results when a die is rolled twice to list the ways of getting at least one die showing a 3.
A. (3, 1),(3, 2),(3, 4),(3, 5),(3, 6) B. (3,3) C. (3, 1),(3, 2),(3, 3), (3, 4),(3, 5),(3, 6), (1, 3), (2, 3), (4, 3), (5, 3), (6, 3) D. (3, 1),(3, 2),(3, 4),(3, 5),(3, 6), (1, 3), (2, 3), (4, 3), (5, 3), (6, 3)
Find the sum of the series.
A. 
B. - 
C. - 
D. 
An equation that defines y as a function of x is given. Rewrite the equation using function notation f(x).x - 2y = 18
A. f(x) = - 
x + 9
B. f(x) = 
x - 18
C. f(x) = 
x - 9
D. f(x) = -x + 9