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1.5.3 Quadratic functions

1.5.3 Quadratic functions

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Question 2
a.

By completing the square, find, in terms of the constant kkk, the roots of the equation x2+kx−6=0x^2 + kx - 6 = 0x2+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

1.5.3 Quadratic functions Questions

  1. A Level
  2. /Maths
  3. /1.5.3 Quadratic functions

63 exam-style questions on AQA A Level Maths 1.5.3 Quadratic functions. Each one has a worked solution and a mark scheme showing where the marks go.

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