Determine the Amplitude or Period as Requested $y = - 2 \cos \frac { 1 } { 3 } x$

question 366

Multiple Choice

Determine the amplitude or period as requested.
Graph Variations of y = cos x
-Amplitude of $y = - 2 \cos \frac { 1 } { 3 } x$

• A) 2
• B) \(\frac { 2 \pi } { 3 }\)
• C) \(\frac { \pi } { 2 }\)
• D) \(6 \pi\)

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Definitions:

Classification

The arrangement or categorization of items into groups or classes based on shared qualities or characteristics.

Species

A gathering of similar individuals from the living world that have the capability to interbreed or exchange DNA.

Mutually Exclusive

1. In a classification, the property that each species excludes the members of every other species; 2. A relationship between events; two events are mutually exclusive if and only if they cannot both occur.

Jointly Exhaustive

In a classification, the property that the species taken together cover all the objects in the genus.