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Question 25

The circle C C\,C has centre (5,1)(5, 1)(5,1) and radius 13\sqrt{13}13​

a.

Find an equation of CCC.

[3]
b.

The line with equation y=kxy = kxy=kx where k k\,k is a constant, meets C C\,C at two distinct points. Find the range of possible values of kkk.

[6]
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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