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 46

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) \(y = - 4 \sin ( 2 x )\)
• B) \(y = - 4 \cos ( 2 x )\)
• C) \(y = 4 \cos ( 2 x )\)
• D) \(y = - 4 \cos \left( \frac { 1 } { 2 } x \right)\)

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Definitions:

Weighted Average

A calculation that takes into account the varying degrees of importance of the numbers in a data set, used in inventory valuation and other financial measurements.