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

question 246

Multiple Choice

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

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

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Definitions:

Market Interest Rates

The prevailing rates at which borrowers can obtain loans and lenders can invest in debt securities, influenced by the overall demand and supply.

Precautionary Motive

The need to hold cash as a safety margin to act as a financial reserve.

Liquidity

The ease with which an asset can be converted into cash without affecting its market price.

Planned Expenditures

Forecasted spending for specific purposes within a certain time frame, often categorized into operating or capital expenditures.