For the given polynomial function, find the requested value.f(x) = 10x2 + 5x + 1; find f(-2)
A. 27
B. 21
C. -29
D. 31
Answer: D
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Answer the question.Andrew creates a bar graph to show the increase in his company's sales. He wants to show the milestones - years in which sales reached 10 million, 20 million, 30 million, 40 million, and 50 million dollars respectively. The data are shown in the table below: In the graph, Andrew draws 5 equally spaced bars of heights 1 in, 2 in, 3 in, 4 in, and 5 in respectively. The height of each bar corresponds to the amount of sales. He labels each bar with the corresponding year (1975, 1985, 1993, 1999, 2003 respectively). Why is the graph misleading?
What will be an ideal response?
Solve the polynomial inequality. Express the solution in interval notation.x3 + 5x2 - 14x > 0
A. (-7, 0) ? (2, ?) B. (-2, 0) ? (7, ?) C. (-7, ?) D. (-?,-7) ? (0, 2)
Factor the expression completely. If the polynomial is prime, state this as your answer.x4 - 81
A. (x2 + 9)(x + 3)(x - 3) B. (x2 - 9)(x2 - 9) C. (x2 + 9)(x2 + 9) D. prime
Solve.John owns a hotdog stand. He has found that his profit is represented by the function with P(x) being profits and x the number of hotdogs sold. How many hotdogs must he sell to earn the most profit?
A. 20 hotdogs B. 35 hotdogs C. 41 hotdogs D. 36 hotdogs