Solve.x3 - 2x ? 24 - 5x2
A. [-4, -3] ? [2, ?)
B. [-2, 2]
C. [-2, ?)
D. (-?, -4] ? [-3, 2]
Answer: D
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Solve the problem. Round your answer to the nearest tenth, when appropriate.A ball is thrown downward from a window in a tall building. Its position at time t in seconds is given by 
, where s is in feet. How long will it take the ball to fall 
?
A. 2.7 sec B. 3.6 sec C. 1.9 sec D. 1.7 sec
Solve the problem.A circular fountain has a statue in its center, 3 m from the edge. What is the distance around the fountain? Use 3.14 for ?. Round your answer to the nearest tenth.
A. 16.8 m B. 9 m C. 18.8 m D. 9.4 m
Solve the system of linear equations using the elimination method.
A. (12, 9, -6) B. (6, 9, 8) C. (6, 8, 9) D. (-6, 9, 12)
Graph the system of inequalities.2x + 3y ? 6 x - y ? 3 y ? 2
A. 
B. 
C. 
D. 