Write each inequality in interval notation and graph the interval on a number line.x ? 0
A. [0, ?)
B. (0, ?)
C. (-?, 0)
D. (-?, 0]
Answer: A
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Find the domain and the vertical asymptote of the function.f(x) = 5 - 5 log(x - 1)
A. Domain (1, ?); vertical asymptote: x = 1 B. Domain (-?, -1); vertical asymptote: x = -1 C. Domain (-?, 1); vertical asymptote: x = 1 D. Domain (-1, ?); vertical asymptote: x = -1
Locate the fraction on the number line.
A.
B.
C.
D.
Factor out the greatest common factor, or a negative common factor if the coefficient of the term of greatest degree is negative.-5x2 + 15x
A. -5x(x - 3) B. -5x(x + 15) C. -5x2(x + 3) D. x(5x + 15)
Solve the problem.An exam consists of 9 multiple-choice questions and 6 essay questions. If the student must answer 6 of the multiple-choice questions and 4 of the essay questions, in how many ways can the questions be chosen?
A. 261,273,600 B. 1260 C. 21,772,800 D. 1296