The following table contains input-output values for a function. Is this function linear?
A. Yes
B. No
Answer: B
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Factor the polynomial f(x). Then solve the equation f(x) = 0.f(x) = x4 - 10x3 + 35x2 - 50x + 24
A. (x - 1)(x - 2)(x - 3)(x - 4); 1, 2, 3, 4 B. (x + 1)(x - 2)(x + 3)(x - 4); -1, 2, -3, 4 C. (x + 1)(x - 2)(x - 3)(x - 4); -1, 2, 3, 4 D. (x + 1)(x + 2)(x - 3)(x - 4); -1, -2, 3, 4
The bar-graph shows the average living expenses of an undergraduate student. Provide an appropriate response.
Write a mathematical model that estimates the average living expenses, E, of an undergraduate student for x years after 2000.
A. E = 5000 + 500x B. E = 5000 + 750x C. E = 5000 + 450x D. E = 5000 + 650x
Solve the problem.The student body at Hickory Middle School is voting for which new food item should be added to the school's cafeteria menu. The choices are Turkey Club (TC), Popcorn Shrimp (PS), BBQ Ribwich (BR), and Tofu Stir fry (TS). The following table gives the preference schedule for the results of the vote. 
Suppose that the voting rules are that when there is a food item with a majority of votes, it is the winner. Otherwise, all candidates with 20% or less of the first-place votes are eliminated and the votes are recounted. Find the preference schedule for the recount.
A. 
B. 
C. 
D. 
E. 
Write the sample space for the experiment. A coin is chosen from a bag containing a penny, a nickel, a dime, and a quarter, then the coin is tossed.
A. S = {(penny, heads), (nickel, tails), (dime, heads), (quarter, tails)} B. S = {(penny, nickel, dime, quarter), (heads, tails)} C. S = {(penny, heads), (penny, tails), (nickel, heads), (nickel, tails), (dime, heads), (dime, tails), (quarter, heads), (quarter, tails)} D. S = {penny, nickel, dime, quarter, heads, tails}