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OLga [1]
3 years ago
5

given the equation of a circle x^2+y^2-10x+4y+13=0. find its center and radius. i am having trouble please help

Mathematics
1 answer:
alexandr402 [8]3 years ago
7 0
x^2+y^2-10x+4y+13=0\\
x^2-10x+25+y^2+4y+4-16=0\\
(x-5)^2+(y+2)^2=16\\\\
\hbox{center}=(5,-2)\\
r=4
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