Sketch the Graph of the Equation $y^{2}+x^{2}+4 x=0$ A) Center $( - 2 , - 0 )$

question 47

Multiple Choice

Sketch the graph of the equation. If the graph is a parabola, find its vertex. If the graph is a circle, find its center and
radius.
- $y^{2}+x^{2}+4 x=0$

• A) center \(( - 2 , - 0 )\); radius \(= 2\)
• B) center \(( 0,2 )\); radius \(= 2\)
• C) center \(( 2,0 )\); radius \(= 2\)
• D) center \(( - 0 , - 2 )\); radius \(= 2\)

---

Definitions:

Consciousness

A state of awareness of oneself and the environment.

Consolidation

A process in memory that involves the strengthening of a memory trace after the initial acquisition, making it more stable and long-lasting.

Synaptic Changes

Modifications in the structure or function of synapses, which can affect the strength or efficiency of signal transmission between neurons.

Narcolepsy

A chronic sleep disorder characterized by overwhelming daytime drowsiness and sudden attacks of sleep.