Find the Domain and Range of the Relation $[ - 40,20 ]$

question 139

Multiple Choice

Find the domain and range of the relation. Use interval notation where appropriate.

• A) domain: \([ - 40,20 ]\); range: \([ - 20,15 ]\)
• B) domain: \(\{ 0 , - 20 , - 40,20 \}\); range \(\{ - 20 , - 10,0,10,15 \}\)
• C) domain: \([ - 20,15 ]\); range: \([ - 40,20 ]\)
• D) domain: \(\{ - 20 , - 10,0,10,15 \}\); range \(\{ 0 , - 20 , - 40,20 \}\)

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Definitions:

CBT (Cognitive-behaviour Therapy)

A psychotherapeutic treatment that helps individuals understand the thoughts and feelings that influence behaviors, used primarily to treat anxiety and depression.

Psychoeducation

The process of providing education and information to those seeking or receiving mental health services, such as individuals with mental illnesses and their families.

Delusions

Strongly held false beliefs resistant to confrontation with actual facts, often indicative of a psychological disorder.

Heterogeneity

The quality or state of being diverse in character or content, often used in reference to populations or studies in research.