Find the prime factorization of the number.396
A. 2 ? 2 ? 2 ? 3 ? 3 ? 11
B. 3 ? 3 ? 3 ? 3 ? 11
C. 2 ? 2 ? 2 ? 2 ? 11
D. 2 ? 2 ? 3 ? 3 ? 11
Answer: D
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Solve the problem.Suppose that y is inversely proportional to x and that y = 20.5 when x = 5. Find the constant of proportionality k. Then, find y when x = 25.
A. k = 4.1; y = 102.5 B. k = 102.5; y = 4.1 C. k = 115; y = 4.6 D. k = 100.5; y = 4.1
Use a table of square roots or a calculator to approximate to the nearest thousandth.
A. 5.289 B. 5.292 C. 28.000 D. 5.297
Solve the quadratic inequality. Write your answer in interval notation.x2 - 11x + 28 < 0
A. (0, 7) B. (4, 7) C. (-?, 7) D. (-4, 7)
Solve the problem.If m?y = 111° in the following figure, find the measures of ?w, ?x, and ?z. 
A. m?w = 69°, m?x = m?z = 111° B. m?w = 111°, m?x = m?z = 69° C. m?w = -21°, m?x = m?z = 69° D. m?w = 111°, m?x = m?z = -21°