Determine the Amplitude or Period as Requested $y = \frac { 3 } { 4 } \cos \left( - \frac { 6 \pi } { 5 } x \right)$

question 239

Multiple Choice

Determine the amplitude or period as requested.
Graph Variations of y = cos x
-Amplitude of $y = \frac { 3 } { 4 } \cos \left( - \frac { 6 \pi } { 5 } x \right)$

• A) \(\frac { 3 } { 4 }\)
• B) \(\frac { 5 } { 3 }\)
• C) \(\frac { 4 \pi } { 3 }\)
• D) \(\frac { 6 \pi } { 5 }\)

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Definitions:

Time Value

The principle that money available at the present time is worth more than the same amount in the future due to its potential earning capacity.

Par Value

The nominal or face value of a bond, share of stock, or coupon as indicated on a bond or stock certificate.

Fair Value

The cost incurred or received during the sale of an asset or transfer of a liability in a systematic transaction among market actors on the valuation date.

Undervalued

An economic condition where the market price of an asset falls short of its intrinsic or real value as evaluated by investors.