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

Find the domain and range of the function.
- $$f ( x ) = 9 - x ^ { 2 }$$

A) Domain: $( - \infty , 9 ]$ ; Range: $[ - 9 , \infty )$
B) Domain: $( - \infty , \infty )$ ; Range: $( - \infty , - 9 ]$
C) Domain: $( - \infty , \infty )$ ; Range: $[ 9 , \infty )$
D) Domain: $( - \infty , \infty )$ ; Range: $( - \infty , 9 ]$

Correct Answer:

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