Find the Inverse of the Function $f ( x ) = \frac { x - 7 } { 4 }$

question 92

Multiple Choice

Find the inverse of the function. $f ( x ) = \frac { x - 7 } { 4 }$

• A) \(f ^ { - 1 } ( x ) = x + 7\)
• B) \(f ^ { - 1 } ( x ) = \frac { 4 x } { 7 }\)
• C) \(f ^ { - 1 } ( x ) = \frac { x + 7 } { 4 }\)
• D) \(f ^ { - 1 } ( x ) = 4 x + 7\)
• E) none of these

---

Definitions:

Excise Tax

A tax applied to specific goods, services, or activities, often with the intention of reducing consumptions, such as taxes on tobacco or alcohol.

Tax Incidence

The study of who ultimately bears the economic burden of a tax, whether producers or consumers.

Inelastic Demand

A situation where the demand for a product does not significantly change with a change in its price.

Excise Tax

A tax levied on the sale of particular goods and services, such as alcohol, tobacco, and gasoline.