hottamale076 hottamale076
  • 21-12-2017
  • Mathematics
contestada

What is the standard form of the equation of a circle given by x2 + y2 – 18x + 8y + 5 = 0?

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lesliekolleroxrkcf
lesliekolleroxrkcf lesliekolleroxrkcf
  • 21-12-2017
x²-18x+81 + y²+8y+16 = -5+81+16=92
(x-9)² + (y+4)² = (2✓23)²

circle centered at (9,-4) with radius 2✓23
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bellaruiz4317 bellaruiz4317
  • 09-07-2018
the guy who answered is right but the radius is 92
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