Decide Whether or Not the Functions Are Inverses of Each $f ( x ) = \sqrt { 4 - x } , g ( x ) = 4 - x ^ { 2 }$

question 77

Multiple Choice

Decide whether or not the functions are inverses of each other.
- $f ( x ) = \sqrt { 4 - x } , g ( x ) = 4 - x ^ { 2 }$

• A) Yes
• B) No

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Definitions:

Perfect Complements

Goods that are often used together in fixed proportions, where the consumption of one item necessarily involves the consumption of the other.

Income Effect

The change in an individual's or economy's consumption patterns due to a change in real income, reflecting how increases or decreases in income can affect buying habits.

Substitution Effect

The alteration in purchasing behavior caused by variations in the relative costs of products, prompting buyers to opt for less expensive alternatives over pricier ones.

Price Change

An adjustment in the cost of a good or service in the market, which can be an increase or decrease due to various factors.