Decide Whether or Not the Equation Has a Circle as Its

question 436

Multiple Choice

Decide whether or not the equation has a circle as its graph. If it does not, describe the graph.
- $$2 x ^ { 2 } + 2 y ^ { 2 } + 16 x - 4 y + 26 = 0$$

• A) no; the graph is the point \(( 4 , - 1 )\)
• B) yes
• C) no; the graph is the point \(( - 4,1 )\)
• D) no; the graph is nonexistent

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