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Quadratic Formula

Quadratic Formula

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Question 2

The diagram shows a right angled triangle. All measurements are given in centimetres.

A right-angled triangle with a vertical side labeled x + 1, a horizontal side labeled x + 2, and a hypotenuse labeled x + 5.

a.

Show that x2−4x−20=0x^2 - 4x - 20 = 0x2−4x−20=0

[3]
b.

Find the value of xxx. Give your answer in the form a±bca \pm b\sqrt{c}a±bc​.

[3]
Markscheme

Quadratic Formula Questions

  1. GCSE
  2. /Maths
  3. /Quadratic Formula

49 exam-style questions on AQA GCSE Maths Quadratic Formula. Each one has a worked solution and a mark scheme showing where the marks go.

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