Write the first four terms of the recursive sequence.a1 = 5, an = 2an - 1 - 1 for n ? 2
A. 5, 9, 17, 33
B. 5, 9, 19, 39
C. 5, 11, 23, 47
D. 5, 10, 20, 40
Answer: A
Mathematics
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Solve the problem.A population is increasing according to the exponential function defined by y = 3e.04x, where y is in millions and x is the number of years. Which of the following should be done in order to answer the question "How long will it take for the population to quadruple?"
A. Solve 3e.04x = 4. B. Evaluate y = 3e.04(1/4). C. Solve 3e.04x = 12. D. Evaluate y = 3e.04(4).
Mathematics
Simplify the radical expression. Assume all variables represent positive real numbers.
A. -3 B. 81 C. 3 D. not a real number
Mathematics
Use the given graph to determine the limit, if it exists.
f(x)
A. 
B. 4
C. 3
D. does not exist
Mathematics
Graph the inequality.3x + y ? 4
A. 
B. 
C. 
D. 
Mathematics