Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.(-2)0
A. -1
B. 0
C. 2
D. 1
Answer: D
Mathematics
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Solve the inequality. Graph the solution set and write it in interval notation. 0 ? 
< 3
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The graph below shows the number of tuberculosis deaths in the United States from 1989 to 1998.
Estimate the average rate of change in tuberculosis deaths from 1991 to 1997.
A. About -90 deaths per year B. About -60 deaths per year C. About -460 deaths per year D. About -1 deaths per year
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Match the sequence with its graph.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics