OCR MEI AS Paper 2 2019 June — Question 4

Exam BoardOCR MEI
ModuleAS Paper 2 (AS Paper 2)
Year2019
SessionJune
TopicCircles
4 The equation of a circle is \(x ^ { 2 } + y ^ { 2 } + 8 x - 6 y - 39 = 0\).
  1. Find the coordinates of the centre of the circle.
  2. Find the radius of the circle.
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