Graph the exponential function whose equation is given. Start by using -2, -1, 0, 1, and 2 for x and finding the corresponding values for y.f(x) = 3x
A. 
B. 
C. 
D. 
Answer: C
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Use L'Hospital's rule to find the limit.
A. 12 B. 18 C. -15 D. 21
For the given functions f and g , find the indicated composition.f(x) = -5x + 4,g(x) = 4x + 6(g?f)(x)
A. -20x + 34 B. -20x - 10 C. -20x + 22 D. 20x + 22
Sketch the graph of the function. Describe how the graph can be obtained from the graph of a basic logarithmic function.f(x) = 5 ln x
A. Shrink y = ln x vertically
B. Stretch y = ln x horizontally
C. Shift y = ln x up 5 units
D. Stretch y = ln x vertically
Solve the problem.In September 1998 the population of the country of West Goma in millions was modeled by 
At the same time the population of East Goma in millions was modeled by 
In both formulas x is the year, where 
corresponds to September 1998. Assuming these trends continue, estimate what the population will be when the populations are equal.
A. 1 million B. 17 million C. 16 million D. 18 million