Evaluate the function for the given value of x.f(x) = - x2 + 3x - 2 , x = 3
A. f(3) = 19
B. f(3) = -2
C. f(3) = -5
D. f(3) = 16
Answer: B
Mathematics
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Solve the inequality. Write the solution set in interval notation and graph it.-7 ? -2z + 3 ? -1
A. [-5, -2]
B. (-5, -2)
C. (2, 5)
D. [2, 5]
Mathematics
Solve the problem.Suppose the sales of a particular brand of appliance are modeled by the linear function 
, where S(x) represents the number of sales in year x, with 
corresponding to 1982. Find the number of sales in 1990.
A. 6000 sales B. 11,750 sales C. 5750 sales D. 12,000 sales
Mathematics
Write a percent for both the shaded and unshaded parts of the figure.
A. 7% shaded; 93% unshaded B. 7% shaded; 3% unshaded C. 70% shaded; 30% unshaded D. 60% shaded; 40% unshaded
Mathematics
Determine whether the equation defines y as a function of x.xy = 6
A. Yes B. No
Mathematics