Determine the Equation of the Horizontal Asymptote for the Graph $$f ( x ) = 2 ^ { x + 3 }$$

Multiple Choice

Determine the equation of the horizontal asymptote for the graph of this function, and state the domain and range of
this function.
- $$f ( x ) = 2 ^ { x + 3 }$$

A) Horizontal asymptote: $y = - 3$ ;
Domain: $( - \infty , \infty )$ , Range: $( - 3 , \infty )$

B) Horizontal asymptote: $\mathrm { y } = 2$ ;
Domain: $( - \infty , \infty )$ , Range: $( 2 , \infty )$

C) Horizontal asymptote: $\mathrm { y } = 0$ ;
Domain: $( - \infty , \infty )$ , Range: $( 0 , \infty )$

D) Horizontal asymptote: $\mathrm { y } = 3$ ;
Domain: $( - \infty , \infty )$ , Range: $( 3 , \infty )$