Without using a calculator, determine the value of the trigonometric function or state that the value is undefined.cot 
A.
B.
C. -
D. -
Answer: A
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Simplify.-(3x2 - 8x + 2)
A. -3x2 - 8x - 2 B. 3x2 + 8x - 2 C. -3x2 + 8x - 2 D. 3x2 - 8x + 2
Solve the problem.Which of the following is unavoidable in a survey using random sampling?
A. sampling bias B. confounding variables C. sampling variability D. nonresponse bias E. none of these
Solve the problem.It takes 4 gallons of paint to paint 3 classrooms. How much paint is required to paint 10 classrooms?
A. 2 gallons
B. 45 gallons
C. 6 gallons
D. 15 gallons
Solve the problem.In the past, Michael has had the following success when shooting after having been fouled. 30%, 30%, and 40% of the time he will get 0, 1, or 2 points. Which of the following simulations could be used for estimating the probabilities of shooting 0, 1, or 2 points?
A. None of these B. 0 - 2 = 1 point, 3 - 6 = 2 points, and 7 - 9 = 0 points C. It is not possible to create a simulation with the digits 0 - 9. D. 0 - 3 = 1 point, 4 - 6 = 2 points, and 7 - 9 = 0 points