Find the Domain of the Rational Expression $f ( x ) = \frac { 5 x } { - 3 + x }$

question 178

Multiple Choice

Find the domain of the rational expression.
- $f ( x ) = \frac { 5 x } { - 3 + x }$

• A) \(\{ x \mid x\) is a real number and \(x \neq - 3 \}\)
• B) \(\{ x \mid x\) is a real number and \(x \neq 0 \}\)
• C) \(\{ x \mid x\) is a real number and \(x \neq 3 \}\)
• D) \(\{ x \mid x\) is a real number and \(x \neq 0 , x \neq 3 \}\)

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