Find the Range of the Quadratic Function $$f ( x ) = - 3 x ^ { 2 } - 3 x$$

question 58

Multiple Choice

Find the range of the quadratic function.
- $$f ( x ) = - 3 x ^ { 2 } - 3 x$$

• A) \(\left( - \infty , \frac { 3 } { 4 } \right]\)
• B) \(\left( - \infty , - \frac { 3 } { 4 } \right]\)
• C) \(\left( - \infty , - \frac { 1 } { 2 } \right]\)
• D) \(\left( - \infty , \frac { 1 } { 2 } \right]\)

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