Let n(A ? B) = 50, n(?) = 20, n(?) = 45, and U = A ? B.Find n(A ? B).

Fill in the blank(s) with the appropriate word(s).


15

Mathematics

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Solve the right triangle ABC with C = 90°. Your answer should give an angle in decimal degrees when given an angle in decimal degrees and in degrees and minutes when given an angle in degrees and minutes. Use the rules for significant digits.a = 23.67 m, b = 9.41 m

A. c ? 25.5 m, A ? 68.3°, B ? 21.7° B. c ? 25.5 m, A ? 21.7°, B ? 68.3° C. c ? 25.47 m, A ? 21.68°, B ? 68.32° D. c ? 25.47 m, A ? 68.32°, B ? 21.68°

Mathematics

Find the probability of the event.If a single six-sided die is tossed once, find the probability that a 5 or a 1 is rolled.

A. 6
B.
C.
D.

Mathematics

Identify which of the graphs could be the graph of a polynomial function.f(x) = x3 - 2x2 - 5x + 6

A.

B.

C.

D.

Mathematics

Replace the ? by < or >.-1 ? - 10

A. < B. >

Mathematics