Evaluate Exactly $\sec \left( \tan ^ { - 1 } \left( \frac { - 3 } { 4 } \right) \right)$

question 146

Multiple Choice

Evaluate exactly.
- $\sec \left( \tan ^ { - 1 } \left( \frac { - 3 } { 4 } \right) \right)$

• A) \(\frac { 5 } { 4 }\)
• B) \(- \frac { 5 } { 3 }\)
• C) \(\frac { 1 } { 4 }\)
• D) \(- \frac { 5 } { 4 }\)

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Definitions:

Unit Elasticity

A situation where a change in the price of a product leads to a proportional change in the quantity demanded or supplied.

Demand

The quantity of a good or service that consumers are willing and able to purchase at a given price over a specified period of time.

Unit Elasticity

A circumstance where the percentage variation in the quantity that is either demanded or supplied matches the percentage variation in its price.

Demand

The amount of a product or service that shoppers are ready and capable of buying at different price levels within a specific period.