Determine the Domain and the Range of the Function $$f ( x ) = x ^ { 2 } + 8 x + 7$$

question 201

Multiple Choice

Determine the domain and the range of the function.
- $$f ( x ) = x ^ { 2 } + 8 x + 7$$

• A) domain: range: \(\{ x \mid x \geq 4 \}\)
• range: \(\{ y \mid y \geq 9 \}\)
• B) domain: range: \(\{ x \mid x \geq 4 \}\)
• range: \(\{ y \mid y \geq - 9 \}\)
• C) domain: all real numbers
• range: \(\{ y \mid y \geq - 9 \}\)
• D) domain: all real numbers
• range: \(\{ \mathrm { y } \mid \mathrm { y } \geq 9 \}\)

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Definitions:

Schizophrenic Disorders

A group of severe mental health conditions marked by disconnection from reality, often involving delusions and hallucinations.

Delusions

False beliefs held with strong conviction, despite superior evidence to the contrary, often found in psychological disorders such as schizophrenia.

Adaptive Behaviour

The ability of an individual to adjust and manage themselves in their social environment, crucial for psychological and social development.

Hallucinations

Perceptions in a conscious and awake state in the absence of external stimuli that have qualities of real perception.