If f satisfies the equation of change 
, then what can be said about the function 
?
?
A. f is linear with slope 
.
B. f is linear with slope -5.
C. f is exponential with decay factor -5.
D. f is exponential with decay factor 
.
Answer: B
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Solve the problem.A company adopts an advertising campaign to weekly add to its customer base. It assumes that as an average fifty percent of its new customers, those added the previous week, will bring in one friend, but those who have been customers longer will not be very effective as recruiters and can be discounted. A media campaign brings in 10,000 customers initially. What is the expected total number of customers with whom the company can expect to have dealings?
A. 20,000 customers B. The sum diverges to infinity. C. 15,000 customers D. 30,000 customers
Find the area A. Round the answer to three decimal places.
A. 2.356 yd2 B. 4.712 yd2 C. 1.5 yd2 D. 0.785 yd2
Solve the problem.Find the lease common multiple (LCM) of 24 and 27.
A. 648 B. 27 C. 51 D. 216
Evaluate the function f at the indicated value.
{x - 7, if x < 82 - x, if x ? 8
A. 1 B. -7 C. -6 D. 2