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Cambridge IGCSE Additional Mathematics

2.5Quadratic inequalities

Quadratic inequalities in Cambridge IGCSE Additional Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic18 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 2.5Find the solution set of a quadratic inequality graphically or algebraically, written in the correct form.

Lessons

  • Quadratic inequalities

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Quadratic inequalities: sample question

1 mark

Solve x2−16>0x^2 - 16 > 0.

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