Find the domain of the rational function.$f ( x ) = \frac { 9 x ^ { 2 } - 4 } { 5 x - 30 }$
A) $\left\{ x \mid x \text { is a real number and } x \neq \frac { 2 } { 3 } , x \neq - \frac { 2 } { 3 } \right\}$
B) $\{ x \mid x \text { is a real number and } x \neq 30 \}$
C) $\{ x \mid x \text { is a real number and } x \neq 6 \}$
D) $\{ x \mid x \text { is a real number }$

Question

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The Answer is C

Find the Domain of the Rational Function f(x)=9x2−45x−30f ( x ) = \frac { 9 x ^ { 2 } - 4 } { 5 x - 30 }f(x)=5x−309x2−4​

Find the Domain of the Rational Function $f ( x ) = \frac { 9 x ^ { 2 } - 4 } { 5 x - 30 }$