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

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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