AnswersMath II CR S2 RS3Equation of a CircleQuestion 8
8
QuizMultiple Choice

Equation of a Circle

Question 8 of 10 • Math II CR S2 RS3

What is the radius of a circle whose equation is x2+y2+8x−6y+21=0?

Answer
A
2 units
B
3 units
C
4 units
D
5 units
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