Find the slope of the line.
A. -1
B. 1
C. 3
D. -3
Answer: A
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Solve the inequality and graph the solution set.
? 20
A. -18 ? x ? 22 ; [-18, 22]
B. x ? -18 or x ? 22 ; (-?, -18] ? [22, ?)
C. x ? 22 ; (-?, 22]
D. x ? -18 ; (-?, -18]
Graph the function corresponding to the sequence defined. Use the graph to decide whether the sequence converges or diverges.an = 
A. Diverges B. Converges
Solve the problem.Anne and Nancy use a metal alloy that is 13% copper to make jewelry. How many ounces of an alloy that is 11% copper must be mixed with an alloy that is 16% copper to form 55 ounces of the desired alloy?
A. 27 ounces B. 33 ounces C. 35 ounces D. 22 ounces
Factor the sum or difference of two cubes.189x3 - 448x6
A. 7(3x -4x2)(9x2 + 12x3 + 16x4) B. 7x3(3 - 4x)(9 + 16x2) C. 7x3(3 - 4x)(9 + 12x + 16x2) D. 7(3x + 4x2)(9x2 - 12x3 + 16x4)