Write the set using interval notation.{x| -7 < x < 6}
A. (-7, 6]
B. (-7, 6)
C. [-7, 6]
D. [-7, 6)
Answer: B
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Solve the problem.For the study described below, identify the sample.A bank manager wants to know the average amount of time customers of his bank have to wait in line. 300 customers were polled and asked their average wait time at the bank. 27 of the 300 were extremely dissatisfied with the amount of time they had had to wait in line in recent months.
A. All customers of the bank B. The 27 people who were dissatisfied. C. The 300 customers polled D. The customers who were waiting in line at the bank the day of the poll
The graph represents the 24-hour day of a small-business owner.
What fraction of the day is spent in free time and travel?
A. 
B. 
C. 
D. 
Factor.x2 + 10x + 9
A. (x - 1)(x + 9) B. (x + 1)(x - 9) C. (x - 1)(x - 9) D. (x + 1)(x + 9)
Multiply the rational expressions.
? 
A. 
B. 
C. 
D. 