Solve the problem.f(x) = 2x and g(x) = 15.Find the point of intersection of the graphs of f and g by solving f(x) = g(x).
A. (log215, 15)
B. (log215, 2)
C. (15, 15)
D. (log215, 0)
Answer: A
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The following table shows the number M, in thousands, of magazine subscriptions t years after initial publication. Use exponential regression to find the percentage decline in subscriptions over any 4-year period. Round your answer to two decimal places. t 1.39 4.84 8.67 12.12 15.94 M 7.56 5.33 3.43 2.33 1.73?
A. 40.00% B. 40.65% C. 34.39% D. 34.28%
Solve the problem.The position of a weight attached to a spring is s(t) = -5 cos 5?t inches after t seconds. When does the weight first reach its maximum height?
A. After 
sec
B. After 
sec
C. After 
sec
D. After 
sec
Evaluate.
A. 7
B. 2!
C. 
D. 42
Write any percent as a decimal and any decimal as a percent.A record store downtown is offering 6% off all purchases for the month of December.
A. 6 B. 0.6 C. 0.06 D. 0.06%