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2.2 Completing the Square

2.2 Completing the Square

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Question 6
a.

By completing the square, find in terms of the constant k k\,k the roots of the equation

x2+kx−6=0 x^2+kx-6=0 x2+kx−6=0
[4]
b.

Hence find the exact roots of the equation x2+4x−6=0x^2+4x-6=0x2+4x−6=0.

[2]
Markscheme

2.2 Completing the Square Questions

  1. AS Level
  2. /Maths
  3. /2.2 Completing the Square

6 exam-style questions on Edexcel AS Level Maths 2.2 Completing the Square. Each one has a worked solution and a mark scheme showing where the marks go.

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