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Determine the Domain and the Range of the Function f(x)=11x22x8f ( x ) = - 11 x ^ { 2 } - 2 x - 8

Question 29

Multiple Choice

Determine the domain and the range of the function.
- f(x) =11x22x8f ( x ) = - 11 x ^ { 2 } - 2 x - 8


A) domain: all real numbers
range: {yy8711}\left\{ \mathrm { y } \mid \mathrm { y } \leq - \frac { 87 } { 11 } \right\}
B) domain: all real numbers
range: {yy8711}\left\{ y \mid y \geq \frac { 87 } { 11 } \right\}
C) domain: all real numbers
range: {yy8711}\left\{ y \mid y \leq \frac { 87 } { 11 } \right\}
D) domain: all real numbers
range: {yy8711}\left\{ y \mid y \geq - \frac { 87 } { 11 } \right\}

Correct Answer:

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