The Function Graphed Is of the Form Y = a Sin

question 53

Multiple Choice

The function graphed is of the form y = a sin bx or y = a cos bx, where b > 0. Determine the equation of the graph.
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• A) \(y = 5 \cos ( 2 x )\)
• B) \(y = - 5 \cos ( 2 x )\)
• C) \(y = 5 \sin \left( \frac { 1 } { 2 } x \right)\)
• D) \(y = 5 \cos \left( \frac { 1 } { 2 } x \right)\)

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Definitions:

Break-even Point

The point at which cost or expenses and revenue are equal, resulting in neither profit nor loss.

Variable Costs

Expenses that change in proportion to the activity of a business, such as costs for raw materials.

Fixed Costs

Expenditures that do not change over a short period of time, regardless of the level of production or activity.

Break-even Point

The financial point at which total costs and total sales are equal, resulting in no net loss or gain for the business.