Find the Coordinates of the Vertex of the Quadratic Function $$f ( x ) = - 4 x ^ { 2 } - 8 x - 9$$

question 157

Multiple Choice

Find the coordinates of the vertex of the quadratic function.
- $$f ( x ) = - 4 x ^ { 2 } - 8 x - 9$$

• A) \(( 1 , - 21 )\)
• B) \(( 2 , - 41 )\)
• C) \(( - 2 , - 17 )\)
• D) \(( - 1 , - 5 )\)

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Definitions:

Axons

A part of a neuron that carries nerve impulses away from the cell body toward other neurons or muscles.

Dendrites

Branch-like extensions of neurons that receive signals from other neurons and conduct them towards the cell body.

Temporal Lobe

A region of the brain located beneath the temples, involved in processing sensory input into derived meanings for the appropriate retention of visual memory, language comprehension, and emotion association.

Frontal Lobe

The part of the brain located in the front of the skull, responsible for executive functions, decision making, and controlling voluntary movements.