Skip to content

Course home

2.4 The Discriminant

2.4 The Discriminant

123456789
Question 8

The line y=mx−2y=mx-2y=mx−2 is a tangent to the circle x2+6x+y2−8y+5=0x^2+6x+y^2-8y+5=0x2+6x+y2−8y+5=0.

Find the two possible values of mmm, giving your answers in exact form.

[7]
Markscheme

2.4 The Discriminant Questions

  1. AS Level
  2. /Maths
  3. /2.4 The Discriminant

9 exam-style questions on Edexcel AS Level Maths 2.4 The Discriminant. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank