Decide Whether or Not the Equation Has a Circle as Its

question 44

Multiple Choice

Decide whether or not the equation has a circle as its graph. If it does not, describe the graph.
- $$x ^ { 2 } + y ^ { 2 } - 4 x - 2 y - 59 = 0$$

• A) no; the graph is the point \(( 2,1 )\)
• B) yes
• C) no; the graph is nonexistent
• D) no; the graph is the point \(( - 2 , - 1 )\)

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Definitions:

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water, producing oxygen as a byproduct.

Chlorophyll

A group of light-trapping green pigments found in most photosynthetic organisms.

Photosynthesis

The method through which certain green plants and other entities utilize sunlight to create nutrients from carbon dioxide and water, with oxygen being emitted as an incidental product.

Gas Exchange

The biological process through which different gases (like oxygen and carbon dioxide) are transferred in opposite directions across an organism's respiratory surfaces.