Solve the inequality by using the graph of the function.f(x) > 0, where f(x) = -x(x + 2)(x - 1)(x - 3).
A. (-?, -2) ? (0, 1)
B. (1, 3)
C. (-2, 0) ? (1, ?)
D. (-2, 0) ? (1, 3)
Answer: D
Mathematics
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A. 16 B. 48 C. 32 D. 8
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A. 27 B. 1 C. -13 D. 13
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A. Not an identity B. Identity
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Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 4 hours?
A. Yes B. No
Mathematics