Answer the question.In which quadrants do the fourth roots of a complex number lie?
A. The first and third quadrants if the number is real and positive, and the second and fourth quadrants otherwise
B. The first and third quadrants if the number is real, and the second and fourth quadrants if the number is not real
C. The first and second quadrants if the number is real, and the third and fourth quadrants if the number is not real
D. All four quadrants
Answer: D
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Find the domain of the expression.
?
?
A. All real numbers x B. All real numbers x such that x ? -8 C. All nonnegative real numbers x such that x < -8 D. All real numbers x such that x < -8 E. All real numbers x such that x ? -8
Simplify the expression.
A. 
B. 
C. 
D. 
E. 
Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 7x2 - 17
B. 7x - 5
C. 
D. simplest form
Use the data to complete the table.The following is the number of hours students worked per week at after-school jobs. 
A. Frequency: 3, 3, 5, 5, 4 B. Frequency: 3, 4, 4, 5, 4 C. Frequency: 3, 4, 3, 6, 4 D. Frequency: 3, 4, 4, 4, 5