Determine Whether the Given Quadratic Function Has a Minimum Value $$f ( x ) = x ^ { 2 } + 2 x - 6$$

question 386

Multiple Choice

Determine whether the given quadratic function has a minimum value or maximum value. Then find the
coordinates of the minimum or maximum point.
- $$f ( x ) = x ^ { 2 } + 2 x - 6$$

• A) minimum; \(( - 1 , - 7 )\)
• B) maximum; \(( - 1 , - 7 )\)
• C) minimum; \(( - 7 , - 1 )\)
• D) maximum; \(( - 7 , - 1 )\)

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Definitions:

Price Level

An index that measures the average of prices for goods and services in an economy over a period of time.

Aggregate Expenditure Line

A graphical representation of the total planned spending in an economy at various levels of national income.

Price Level

A measure that reflects the average prices of goods and services in an economy at a specific point in time.

Marginal Propensity

The tendency of an individual or household to spend an additional dollar of income on consuming goods and services.