Tell whether the relation is a function.
A. Function
B. Not a function
Answer: A
Mathematics
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Mentally estimate the number that should go in the blank to make the statement true.76% of 
equals 53.
A. About 60 B. About 85 C. About 70 D. About 80
Mathematics
Solve the inequality. Graph the solution set, and state the solution set in interval notation.|x| ? 2
A. [-2, 2]
B. (-2, 2)
C. (-?, -2] ? [2, ?)
D. (-?, 2]
Mathematics
Pivot the following simplex tableau about the element 2 (first column).
What will be an ideal response?
Mathematics
Solve the right triangle using the information given. Round answers to two decimal places, if necessary.
a = 5, ? = 25°; Find b, c, and ?.
A. b = 10.72 c = 11.83 ? = 75° B. b = 10.72 c = 12.83 ? = 65° C. b = 10.72 c = 11.83 ? = 65° D. b = 10.72 c = 12.83 ? = 75°
Mathematics