Solve
- $$x ^ { 2 } + y ^ { 2 } + 12 x - 8 y + 27 = 0$$

question 17

Multiple Choice

Solve.
- $$x ^ { 2 } + y ^ { 2 } + 12 x - 8 y + 27 = 0$$

• A) \(( 6 , - 4 ) ; r = 25\)
• B) \(( - 6,4 ) ; r = 5\)
• C) \(( - 4,6 ) ; \mathrm { r } = 25\)
• D) \(( 4 , - 6 ) ; r = 5\)

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Definitions:

Evolution

The biological process by which species of organisms change over time through variation, genetic mutation, and natural selection.

Environment

The surroundings or conditions in which a person, animal, or plant lives or operates, including natural, social, and cultural factors.

Zone of Proximal Development

A concept developed by Vygotsky describing the difference between what a learner can do without help and what they can achieve with guidance and encouragement from a skilled partner.

Theorist

An individual who formulates theories or is versed in the development of abstract models of understanding to explain phenomena.