kingdomliving5p6tstk kingdomliving5p6tstk

07-04-2018
Mathematics

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What is the radius of a circle whose equation is x squared plus y squared minus 10x + 6 y + 18 equals 0

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jelkhechen86 jelkhechen86

14-04-2018

x^2 -10x+25+y^2+6y+9+18=34
(x-5)^2 +(y+3)^2 =34-27=7

radius=square root 7

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