2 years ago

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

Mathematics

2 answers:

mario62 [17]2 years ago

7 0

The guy who answered is right but the radius is 92

avanturin [10]2 years ago

3 0

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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