Calculate the average of the list of numbers.5, 8, 9, 10
A. 8
B. 8.5
C. 7
D. 9
Answer: A
Mathematics
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Solve the combined inequality and graph the solution set. Write the solution in interval notation.-27 ? -4x + 1 ? -7
A. [-7, -2]
B. (-7, -2)
C. (2, 7)
D. [2, 7]
Mathematics
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 
Mathematics
Find the exact value of the expression.cot 240°
A. 1
B. - 
C. 
D. -2
Mathematics
Choose the function that matches the graph.
A. f(x) = (11x + 5)(2x - 3) B. f(x) = (5 - 11x)(2x + 3) C. f(x) = (11x + 5)(2x + 3) D. f(x) = (11x - 5)(2x - 3)
Mathematics