Find a quadratic inequality whose solution is given.
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A. x2 + 20x > 0
B. x2 + 20x < 0
C. x2 + 20x ? 0
D. x2 + 20x ? 0
Answer: A
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For the given point, determine the point that is symmetric with respect to the origin.
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Convert to a logarithmic equation.e-3 = 0.04979
A. 0.04979 = log-3e B. 0.04979 = loge-3 C. e = log-30.04979 D. -3 = loge0.04979
Solve the problem.The diagram shows the roads connecting four cities.WX
YZ How many ways are there to travel between cities Y and Z by passing through exactly two cities? (Hint: Write a matrix, A, to represent the number of routes between each pair of cities without passing through another city. Then calculate A2 and A3).
A. 14 B. 15 C. 11 D. 13
Find the zeros of the function.f(x) = 3x3 - 12x2 - 15x
A. 1 and -5 B. 0, -1, and 5 C. -1 and 5 D. 0, 1, and -5