Cambridge IGCSE Mathematics
2.6Inequalities
Inequalities in Cambridge IGCSE Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic40 practice questions2 lessons
Overview
Linear programming is not part of this syllabus.
Learning objectives
What the syllabus expects you to be able to do.
- 2.6.1Represent and interpret inequalities, including on a number line with open circles for strict and closed circles for inclusive inequalities.
- 2.6.2Extended: form, solve and interpret linear inequalities, including double inequalities.
- 2.6.3Extended: show linear inequalities in two variables as regions on a graph, with broken lines for strict and solid lines for inclusive inequalities, shading the unwanted region.
- 2.6.4Extended: write down the inequalities that define a given region.
Lessons
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Inequalities in two variables: regions on a graph
35 min
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Linear inequalities
30 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
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