Solve the equation.(x + 3)(x2 - 8x - 9) = 0
A. -3, -1, 9
B. 3
C. -3
D. 3, 1, -9
Answer: A
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Find the difference.-11 - 38
A. -49 B. 49 C. -27 D. 27
Solve the inequality symbolically. Express the solution set in interval notation.12z - 9 ? 11z - 11
A. (-?, 12) B. (-?, -2] C. (12, ?) D. [-2, ?)
For the following rational function, identify the coordinates of all removable discontinuities and sketch the graph. Identify all intercepts and find the equations of all asymptotes.f(x) = 
A. removable discontinuity at (2, -4);
x-intercept: 
, y-intercept: (0, 2);
no asymptotes
B. removable discontinuity at (2, 4);
x-intercept: (-2, 0), y-intercept: (0, 2);
no asymptotes
C. removable discontinuity at (2, 0);
x-intercept: (2, 0), y-intercept: (0, 2);
no asymptotes
D. removable discontinuity at (2, 8);
x-intercept: 
, y-intercept: (0, 2);
no asymptotes
Give the degree of the polynomial (when simplified), and tell whether it is a monomial, a binomial, a trinomial, or none of these.-20x2
A. Degree -20; binomial B. Degree -20; monomial C. Degree 2; monomial D. Degree 0; binomial