Find the zeros of the function. Give exact answers.
-$$f ( x ) = x ^ { 2 } - 9 x - 9$$
A) $\frac { - 9 \pm 3 \sqrt { 5 } } { 2 }$
B) $\frac { 9 \pm 3 \sqrt { 13 } } { 2 }$
C) $\frac { - 9 \pm 3 \sqrt { 13 } } { 2 }$
D) $\frac { 9 \pm 3 \sqrt { 5 } } { 2 }$

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The Answer of Find the zeros of the function. Give exact answers.
-$$f ( x ) = x ^ { 2 } - 9 x - 9$$
A) $\frac { - 9 \pm 3 \sqrt { 5 } } { 2 }$
B) $\frac { 9 \pm 3 \sqrt { 13 } } { 2 }$
C) $\frac { - 9 \pm 3 \sqrt { 13 } } { 2 }$
D) $\frac { 9 \pm 3 \sqrt { 5 } } { 2 }$

Find the Zeros of the Function f(x)=x2−9x−9f ( x ) = x ^ { 2 } - 9 x - 9f(x)=x2−9x−9

Find the Zeros of the Function $f ( x ) = x ^ { 2 } - 9 x - 9$