Find the domain of the rational function.f(x) = 
A. {x|x ? 3, x ? -3, x ? -5}
B. all real numbers
C. {x|x ? 3, x ? -5}
D. {x|x ? -3, x ? 5}
Answer: C
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Solve the problem.The city council gave a questionnaire to its citizens, asking them to rank their priorities for next year's budget. People were asked to rank the following four choices: (P)olice, (R)oads, (S)chools, and (T)rash removal. The results are summarized in the table below.
Which option is selected using the plurality method?
A. R B. T C. S D. P
Solve the problem.What conditions, when present, are sufficient to conclude that a function f(x) has a limit as x approaches some value of a?
A. f(a) exists, the limit of 
as 
from the left exists, and the limit of 
as 
from the right exists.
B. The limit of 
as 
from the left exists, the limit of 
as 
from the right exists, and at least one of these limits is the same as f(a).
C. The limit of 
as 
from the left exists, the limit of 
as 
from the right exists, and these two limits are the same.
D. Either the limit of 
as 
from the left exists or the limit of 
as 
from the right exists
Solve the absolute value equation.
= 
A. x = - 
B. x = - 1, 
C. no solution
D. x = - 
, - 
Find the least common denominator (LCD).
, 
A. 48x B. 48x3 C. 48 D. 48x2