Solve the problem.For the function f(x) = 
- 1, find all values x for which 
A. {5, -4}
B. {5, 4}
C. {-5, -4}
D. ?
Answer: B
Mathematics
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The graph shows sales in thousands of dollars for 1989 and 1990. Use it to answer the question. 
What month in 2007 had the lowest sales?
A. Month 12 B. Month 5 C. Month 2 D. Month 3
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Arrange the fractions in ascending order. Or, if the fractions are equivalent, answer "Equivalent".
, 
A. Equivalent
B. 
, 
C. 
, 
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Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 2
B. 
C. 
D. 51
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Graph the function.f(x) = log2(-x)
A. 
B. 
C. 
D. 
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