Find the points of inflection.f(x) = -x3 + 5x + 2
A. (0, 2)
B. (0, 5)
C. (-2, 5)
D. (2, -2)
Answer: A
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Solve the problem.The parking lot at a shopping mall has 85 cars in it. 40% of the cars are two-toned. How many cars are two-toned?
A. 21 cars B. 34 cars C. 340 cars D. 213 cars
Solve the problem.The distance from the downtown station to the last stop on a commuter railroad line is 19 miles. The distance between stops is about 1.9 miles. How many stops are there?
A. 11 stops B. 9 stops C. 5 stops D. 10 stops
Solve the equation. Use the change of base formula to approximate an exact answer to the nearest hundredth when appropriate.5x = 393
A. x = log 393
B. x = log5393
C. x = 
D. x = log 
Find the x- and y-intercepts of the graph of the equation. 10y - 2x = -4
A. x-intercept: -2; y-intercept: - 
B. x-intercept: - 
; y-intercept: -2
C. x-intercept: 2; y-intercept: - 
D. x-intercept: - 
; y-intercept: 2