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Functions: Concept, Properties, and Operations
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Identifying Rational Functions
Which of the following is NOT a rational function?
A
R(
x
) = (.75
x
^2 + 1) /
x
B
R(
x
) = (
x
^2 + 1) /
x
C
R(
x
) = 1 /
x
D
R(
x
) = (
x
^(-1/2) + 1) /
x
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