Solve the problem.Which of the following polynomial functions might have the graph shown in the illustration below?
A. f(x) = x2(x - 2)(x - 1)
B. f(x) = x(x - 2)2(x - 1)
C. f(x) = x2(x - 2)2(x - 1)2
D. f(x) = x(x - 2)(x - 1)2
Answer: D
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Find parametric equations for the line described below.The line through the points P(-1, -1, -1) and Q(-6, 7, 3)
A. x = t + 5, y = t - 8, z = -1t - 4 B. x = t - 5, y = t + 8, z = -1t + 4 C. x = -5t - 1, y = 8t - 1, z = 4t - 1 D. x = -5t + 1, y = 8t + 1, z = 4t + 1
Solve.If a rectangular driveway has an area of 1716 square feet and a width of 22 feet, what is its length? (Hint: Area = length × width.)
A. 836 feet B. 1672 feet C. 37,752 feet D. 78 feet
Solve.In a pole vaulting competition, Jesse vaulted 3.9 meters. How many centimeters did he vault?
A. 3900 cm B. 0.39 cm C. 390 cm D. 39 cm
Write an algebraic expression, using x as the variable.2 times a number
A. 2 - x
B. 
C. 2 + x
D. 2x