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Question 107

The diagram shows line with equation y+3x=2y + 3x = 2y+3x=2 which is a tangent to a circle with centre (k,−1)(k, -1)(k,−1), where k>3k>3k>3.

Find an equation for the circle in terms of kkk.

[5]
Markscheme

Circles Questions

  1. A Level
  2. /Maths
  3. /Circles

292 exam-style questions on Edexcel A Level Maths Circles, covering 6.1 Midpoints and Perpendicular Bisectors, 6.2 Equation of a Circle, 6.3 Intersections of Straight Lines and Circles, 6.4 Use Tangent and Chord Properties, and 6.5 Circles and Triangles. Each one has a worked solution and a mark scheme showing where the marks go.

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