The circle C C\,C has the equation x2+y2−6x+2y=6x^2 + y^2 - 6x + 2y = 6x2+y2−6x+2y=6
Find the coordinates of the centre and the radius of CCC.
C C\,C crosses the y y\,y axis at the points A A\,A and BBB. Find the coordinates of the points A A\,A and BBB.
76 exam-style questions on WJEC A Level Maths 1.3 Coordinate geometry in the (x, y) plane, covering 1.3.1 Coordinate geometry in the (x, y) plane, 1.3.2 Coordinate geometry in the (x, y) plane, 1.3.3 Coordinate geometry in the (x, y) plane, and 1.3.4 Coordinate geometry in the (x, y) plane. Each one has a worked solution and a mark scheme showing where the marks go.