Use the graph of f(x) to solve the inequality.f(x) > 0
A. -1 < x < 0 or x > 1
B. x < -1 or 0 < x < 1
C. 1 < x < 2
D. -1 < x < 0 or 1 < x < 2
Answer: D
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Use the periodic compound interest formula to solve the problem.Find the amount in a savings account at the end of 8 years if the amount originally deposited is $8000 and the interest rate is 7% compounded monthly. Round to the nearest cent.
A. $8381.05 B. $13,982.61 C. $772,480.00 D. $15,380.87
Use the factor theorem to decide whether or not the second polynomial is a factor of the first.4x2 - 24x + 36; x - 3
A. No B. Yes
Solve the problem.The gas mileage, m, of a compact car is a linear function of the speed, s, at which the car is driven, for 
For example, from the graph we see that the gas mileage for the compact car is 45 miles per gallon if the car is driven at a speed of 
Find the average rate of change in gas mileage between speeds of 40 mph and 60 mph. Find the average rate of change in gas mileage between speeds of 50 mph and 70 mph.
Find the average rate of change in gas mileage between speeds of 70 mph and 90 mph. Based on your results, do you think that gas mileage is linearly related to speed? Explain. What will be an ideal response?
Give the equation of the vertical asymptote(s) of the rational function.F(x) = 
A. x = 3, x = -3 B. x = 9 C. None D. x = -9