Find the Domain and Range of the Function $$f ( x ) = 3 x ^ { 2 } - 42 x + 151$$

Multiple Choice

Find the domain and range of the function.
- $$f ( x ) = 3 x ^ { 2 } - 42 x + 151$$

A) Domain: $( - \infty , \infty )$ ; Range: $[ 4 , \infty )$
B) Domain: $( - \infty , \infty )$ ; Range: $[ 0 , \infty )$
C) Domain: $( - \infty , \infty )$ ; Range: $( - \infty , 0 ]$
D) Domain: $( - \infty , \infty )$ ; Range: $( - \infty , 7 ]$