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1.6.2 Coordinate geometry of the circle

1.6.2 Coordinate geometry of the circle

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Question 26

The circle C C\,C has equation x2+y2−6x+2y−6=0x^2 + y^2 - 6x + 2y - 6 = 0x2+y2−6x+2y−6=0

a.

Find the coordinates of the centre of C C\,C and the radius of CCC.

[3]
b.

C C\,C crosses the yyy-axis at the points A A\,A and BBB. Find the coordinates of A A\,A and BBB, giving your answers in exact form.

[3]
Markscheme

1.6.2 Coordinate geometry of the circle Questions

  1. A Level
  2. /Maths
  3. /1.6.2 Coordinate geometry of the circle

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.

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