Determine the Domain and the Range of the Function $$f ( x ) = x ^ { 2 } - 2 x - 8$$

Multiple Choice

Determine the domain and the range of the function.
- $$f ( x ) = x ^ { 2 } - 2 x - 8$$

A) domain: all real numbers
range: all real numbers

B) domain: $\{ x \mid x \geq - 1 \}$
range: $\{ y \mid y \geq - 9 \}$

C) domain: all real numbers
range: $\{ y \mid y \geq - 9 \}$

D) domain: all real numbers
range: $\{ \mathrm { y } \mid \mathrm { y } \leq 9 \}$