Solve.The height of a golf ball in feet after t seconds is given by 128t - 16t2. Factor this expression.
A. 16t2(8 - t)
B. 16t(8 - t)
C. 16(8t - t2)
D. 4t(32 - 4t)
Answer: B
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Answer the question.Which of the following quantities of interest would be the most difficult to define?
A. The levels of lead in various brands of paint B. How water resistant a brand of paint is C. The paint with the best looking finish D. The least expensive brand of paint
Estimate the answer to the problem.An appliance store sells 46 refrigerators a week. Without finding the exact amount, calculate the total amount of money the store makes in a week if each refrigerator costs $739.
A. $40,000 B. $28,000 C. $32,000 D. $35,000
Solve the problem.Suppose that the x-intercepts of the graph of y = f(x) are 4 and 3. What are the x-intercepts of 
A. -4 and 3 B. 4 and -3 C. 4 and 3 D. -4 and -3
Solve the system of equations by elimination.
A. x = 16, y = 
; 
B. x = -18, y = - 
; 
C. x = -16, y = - 
; 
D. x = 18, y = 
; 