The Function Graphed Is of the Form Y $$y = a \sin b x \text { or } y = a \cos b x , \text { where } b > 0$$

question 210

Multiple Choice

The function graphed is of the form y $$y = a \sin b x \text { or } y = a \cos b x , \text { where } b > 0$$ Determine the equation of the graph.
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• A) \(y = 4 \cos \left( \frac { 1 } { 3 } x \right)\)
• B) \(y = 4 \sin \left( \frac { 1 } { 3 } x \right)\)
• C) \(y = - 4 \cos ( 3 x )\)
• D) \(y = 4 \cos ( 3 x )\)

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Definitions:

Marginal Value

The additional value or benefit derived from consuming or producing one more unit of a good or service.

Total Utility

The total satisfaction received from consuming a certain amount of goods or services.

Marginal Utility

The incremental utility or happiness a consumer derives from acquiring and using an additional unit of a good or service.

Utility Per Dollar

A measure of the satisfaction or usefulness obtained from purchasing goods or services relative to the amount of money spent.