Without Graphing the Function, Determine Its Amplitude or Period as Requested

question 262

Multiple Choice

Without graphing the function, determine its amplitude or period as requested.
- $y = - 4 \cos \frac { 1 } { 3 } x \quad$ Find the amplitude.

• A) \(\frac { 4 \pi } { 3 }\)
• B) 4
• C) \(\frac { \pi } { 4 }\)
• D) \(6 \pi\)

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Definitions:

Structures of Personality

In Freudian psychology, the three distinct parts of the human psyche: the id, ego, and superego, each with its own functions.

Freud

Sigmund Freud, an Austrian neurologist known for founding psychoanalysis, a method for treating psychopathology through dialogue.

Structures of Personality

Theoretical frameworks in psychology that describe the different components making up human personality, as shaped by various factors.

Freud

Sigmund Freud, an Austrian neurologist and the founder of psychoanalysis, a method for treating psychopathology through dialogue.