Find the Domain and Range of the Function Graphed $( - \infty , \infty )$

question 171

Multiple Choice

Find the domain and range of the function graphed.
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• A) domain: \(( - \infty , \infty )\); range: \(( - \infty , \infty )\)
• B) domain: \(\left\{ \frac { 2 } { 3 } \right\}\); range: \(( - \infty , \infty )\)
• C) domain: \(\left\{ \frac { 2 } { 3 } \right\}\); range: \(\{ 4 \}\)
• D) domain: \(( - \infty , \infty )\); range: \(\{ 4 \}\)

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Definitions:

Elasticity

A measure of how much the quantity demanded or supplied of a good responds to a change in price.

Price Ceiling

A legally imposed maximum price on goods or services, intended to keep prices affordable for consumers.

Shortage/Surplus

A surplus is the opposite of a shortage, occurring when the supply of a product or service exceeds its demand in a market.

Price Floor

A government- or authority-imposed minimum price set above the equilibrium price, preventing the market price from falling below a certain level.