Use long division to determine whether the binomial is a factor of f(x).f(x) = x4 - x3 - 3x2 + 4x + 7; x + 2
A. Yes
B. No
Answer: B
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Determine if the plot is the graph of a function.
A. Yes B. No
Find the inverse of the function.f(x) = 
- 2
A. f-1(x) = [9(x + 2)]3 B. f-1(x) = 9(x3 + 2) C. f-1(x) = 27(x + 2) D. f-1(x) = 9(x + 2)3
Solve the problem.Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen sulfide dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table as a representation of this relationship. Make a scatter diagram of the data. What is happening to the amount of hydrogen sulfide in solution during this time frame?
A. The amount of hydrogen sulfide dissolved
increased as time elapsed.
B. The amount of hydrogen sulfide dissolved
decreased as time elapsed.
C. The amount of hydrogen sulfide dissolved
increased as time elapsed.
D. The amount of hydrogen sulfide dissolved
increased as time elapsed.
Solve the problem.The logistic growth model 
represents the population of a bacterium in a culture tube after t hours. When will the amount of bacteria be 630?
A. 4.88 hours B. 7.67 hours C. 2.02 hours D. 10.53 hours