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Decide Whether or Not the Equation Has a Circle as Its

Question 66

Question 66

Multiple Choice

Decide whether or not the equation has a circle as its graph. If it does not, describe the graph.
- $x ^ { 2 } + y ^ { 2 } + 10 x - 18 y + 42 = 0$

A) no; the graph is the point $( 5 , - 9 )$
B) yes
C) no; the graph is nonexistent
D) no; the graph is the point $( - 5,9 )$

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