Set up the percent proportion for the application problem. Do not try to solve for any unknowns.Sales tax of $12 is charged on an item that costs $2000. What percent sales tax is charged?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: C
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Solve the problem.Find the image of the given figure under a 90° clockwise rotation about P.
A. 
B. 
C. 
D. 
Using the graph, determine any relative maxima or minima of the function and the intervals on which the function is increasing or decreasing. Round to three decimal places when necessary.f(x) = x3 - 3x2 + 1
A. relative maximum: 1 at x = 0; relative minimum: -3 at x = 2; increasing 
decreasing 
B. relative maximum: 1 at x = 0; no relative minima; increasing 
C. relative maximum: -3 at x = 2; relative minimum: 1 at x = 0; increasing (0, 2); decreasing 
D. no relative maxima; relative minimum: -3 at x = 2; increasing 
Graph the polynomial function. Use synthetic division and the remainder theorem to find the zeros.f(x) = x4 + 4x3 - 2x2 - 12x + 9
A. 1 (multiplicity 2), -3, 3;
B. -1 (multiplicity 2), -3 (multiplicity 2);
C. -1, 1, -3 (multiplicity 2);
D. 1 (multiplicity 2), -3 (multiplicity 2);
Match the inequality with a graph.-5y ? x
A. 
B. 
C. 
D. 