The circle C C\,C has the equation x2+y2−2x+6y=26x^2 + y^2 - 2x + 6y = 26x2+y2−2x+6y=26
i.
Find the coordinates of the centre of CCC.
[2]
ii.
Find the radius of CCC.
[2]
Markscheme
1.6.2 Coordinate geometry of the circle Questions
60 exam-style questions on AQA A Level Maths 1.6.2 Coordinate geometry of the circle. Each one has a worked solution and a mark scheme showing where the marks go.