The characteristic equation of 
is
Select the correct answer.
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Solve.x3 - 2x ? 24 - 5x2
A. [-2, ?) B. [-4, -3] ? [2, ?) C. (-?, -4] ? [-3, 2] D. [-2, 2]
Fill in the digits for the given place values in the following whole number.9,814hundreds: ones:
A. Hundreds: 8, ones: 1 B. Hundreds: 1, ones: 4 C. Hundreds: 9, ones: 8 D. Hundreds: 8, ones: 4
Give the domain and range of the relation.{(2, -8), (2, 9), (4, 4), (10, 3), (11, -6)}
A. Domain: {2, 2, 4, 11, 10}; Range: {9, 4, -6, 3, -8} B. Domain: {2, 4, 11, 10}; Range: {9, 4, -6, 3, -8} C. Domain: {9, 4, -6, 3, -8}; Range: {2, 2, 4, 11, 10} D. Domain: {2, -2, 4, 11, 10}; Range: {9, 4, -6, 3, -8}
Find the open intervals where the function is concave upward or concave downward. Find any inflection points.
A. Concave upward on (-1, ?); concave downward on (-?, 2); inflection points at (-1, 0) and (2, -3)
B. Concave upward on (0, ?); concave downward on (-?, 0); inflection points at (-4, 0), (-1, 0), and 
C. Concave upward on (0, ?); concave downward on (-?, 0); inflection point at (0, -1)
D. Concave upward on (-1, ?); concave downward on (-?, 2); inflection point at (2, -3)