Decide Whether or Not the Equation Has a Circle as Its

question 283

Multiple Choice

Decide whether or not the equation has a circle as its graph. If it does not, describe the graph.
- $$x ^ { 2 } + y ^ { 2 } + 6 x - 18 y + 90 = 0$$

• A) no; the graph is the point \(( 3 , - 9 )\)
• B) no; the graph is the point \(( - 3,9 )\)
• C) no; the graph is nonexistent
• D) yes

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