Solve the problem.In a certain state, 4400 acres of farmland are being developed into housing developments per year. Find f(x) = ax so that f models the acres of farmland lost to development in x years.
A. f(x) = 4400x
B. f(x) = -2240x
C. f(x) = -4400x
D. f(x) = 2240x
Answer: A
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Find the specified domain.Find the domain of 
(x) when f(x) = 
and g(x) = 11 - x
A. (-?, 11) ? (11, ?) B. (-?, -11) ? (-11, -3) ? (-3, ?) C. (-?, 3) ? (3, ?) D. (-?, 3) ? (3, 11) ? (11, ?)
Find the greatest common factor of the numbers.240; 5000; 22,500
A. 30 B. 20 C. 40 D. 50
Solve the problem.Police use the formula s = 
to estimate the speed s of a car in miles per hour, where d is the distance in feet that the car skidded and f is the coefficient of friction. If the coefficient of friction on a certain dry road is 0.83 and a car was traveling on it at a rate of 
how far will the car skid? (Round to the nearest foot.)
A. 32 ft. B. 398 ft. C. 64 ft. D. 53 ft.
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 - 12x + 36 = 0
A. One real solution B. Two different imaginary-number solutions C. Two different real-number solutions