Determine, Without Graphing, Whether the Given Quadratic Function Has a Maximum

question 182

Multiple Choice

Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then
find that value.
- $$f ( x ) = - x ^ { 2 } - 2 x - 8$$

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

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Definitions:

Microevolution

Evolutionary change within a species or small group of organisms, especially over a short period.

Hybrid Inviability

A postzygotic reproductive isolating mechanism in which the embryonic development of an interspecific hybrid is aborted.

Mutation

A change in the DNA sequence within an organism's gene or chromosome, leading to variations in trait expression and possibly to different phenotypes.

Habitat Isolation

A type of prezygotic barrier where two species that could interbreed do not, because they inhabit different habitats and rarely encounter each other.