Write a polynomial function that has the given zeros.10, -8
A. f(x) = x2 - 2x + 80
B. f(x) = x2 + 2x - 80
C. f(x) = x2 + 10x -8
D. f(x) = x2 - 2x - 80
Answer: D
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Provide an appropriate response.Find the extrema of f(x, y, z) = x + yz on the line defined by x = 3(8 + t), y = t - 3, and z = t + 8. Classify each extremum as a minimum or maximum. (Hint: w = f(x, y, z) is a differentiable function of t.)
A. (36, 1, 12), minimum B. (12, -7, 4), minimum; (36, 1, 12), maximum C. (12, -7, 4), minimum D. (36, 1, 12), minimum; (0, -3, 0), minimum
Use the pictograph to answer the question.For selected countries, this pictograph shows approximately how many kilograms of seafood is consumed by each person (per capita) annually.
Approximately how many more kilograms of seafood is eaten per person in Country E than in 
A. 500 kg B. 250 kg C. 1000 kg D. 750 kg
Solve.x2 = 81
A. 40.5 B. -9, 9 C. -10, 10 D. 9
Sketch the graph of the equation. Identify the vertex and the intercepts.y = - x2 - 6x - 9
A. vertex: (-3, 0);
x-intercept: (-3, 0);
y-intercept: (0, 9)
B. vertex: (3, 0);
x-intercept: (3, 0);
y-intercept: (0, 9)
C. vertex: (-3, 0);
x-intercept: (-3, 0);
y-intercept: (0, -9)
D. vertex: (3, 0);
x-intercept: (3, 0);
y-intercept: (0, -9)