Solve the problem.The logistic growth function f(t) = 
models the number of people who have become ill with a particular infection t weeks after its initial outbreak in a particular community. How many people were ill after 9 weeks?
A. 12,000 people
B. 11,999 people
C. 12,200 people
D. 540 people
Answer: B
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Graph the functions on the same grid.y = 2x and y = 
A. 
B. 
C. 
D. 
Use a graphing calculator to estimate the local maximum and local minimum values of the function to the nearest hundredth.y = 3x3 - 4x2 - 6x + 2
A. Loc max value 3.17, loc min value 1.60 B. Loc max value 1.60, loc min value -0.71 C. Loc max value 3.63, loc min value -6.01 D. Loc max value -0.71, loc min value -5.56
Use a percent proportion to answer the question.What is 2
% of 9500 books?
A. 21 books B. 209 books C. 20,900 books D. 2090 books
?The time t (in hours) required for a new employee to successfully learn to operate a machine in a manufacturing process is described by the probability density function 
over the interval
. Find the probability that a new employee will learn to operate the machine in more than 4 hours but less than 7 hours. Round
your answer to four decimal places. ? A. ?0.5371 B. ?0.1583 C. ?0.4632 D. ?0.1469 E. ?0.3162