Solve the problem.A fair coin is tossed three times. Which of the following describes the sample space for this random experiment?
A. {3 H's, 2 H's and 1 T, 1 H and 2 T's, 3 T's}
B. {HHH, HHT, HTH, THH, HTT, THT, TTH, TTT}
C. {HHH, TTT}
D. {H, T}
E. none of these
Answer: B
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Evaluate the integral by changing the order of integration in an appropriate way.
A. 5 ln 2 ln cos 6
B. - 
ln 2 ln cos 6
C. - 5 ln 2 ln cos 6
D. 
ln 2 ln cos 6
Factor the polynomial completely.t3 + 8
A. (t + 2)(t2 + 4) B. (t - 8)(t2 - 1) C. (t + 2)(t2 - 2t + 4) D. (t - 2)(t2 + 2t + 4)
Complete the ordered pairs so that they are solutions of the given linear equation.y = -x + 9;(4, ), (9, ), (0, )
A. (4, 5) (9, -1) (0, 9) B. (4, 4) (9, 9) (0, 0) C. (4, 5) (9, 0) (0, 9) D. (4, 20) (9, 0) (0, 9)
Use two equations in two variables to solve the following problem.In a year the number of people dying from cancer was 6 times the number who died from accidents. If the number of deaths from these two causes totaled 280,000, how many people died from each cause?
A. 220,000 died from cancer, 40,000 died from accidents B. 250,000 died from cancer, 30,000 died from accidents C. 220,000 died from cancer, 60,000 died from accidents D. 240,000 died from cancer, 40,000 died from accidents E. 250,000 died from cancer, 60,000 died from accidents