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Quadratic Formula

Quadratic Formula

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Question 11

The diagram shows a six-sided shape formed from two rectangles. All measurements are given in centimetres.

A six-sided stepped shape formed from two adjacent rectangles, labelled with dimensions 2x, x + 5, 3x + 2 and 4.

The area of the shape is 60cm2

a.

Show that x2+7x−26=0x^2 + 7x - 26 = 0x2+7x−26=0

[2]
b.

Find the value of xxx. Give your answer to 3 significant figures.

[3]
Markscheme

Quadratic Formula Questions

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

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

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