GCSE Maths (AQA)

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Algebra Solving equations and inequalities

Inequality Set Notation

3:58 solve linear inequalities in one variable; represent the solution set on a number line; solve linear inequalities in one or two variable(s), and quadratic inequalities in one variable; represent the solution set on a number line, using set notation and on a graph
Spec A22
Previous Inequality Solutions on Number Lines Next Quadratic Inequalities
  • Solutions to inequalities can be given using set notation
  • Set notation is a collection of values represented using curly brackets and a colon
  • Number line can visually represent the values that satisfy the inequality
  • Number line can show the range of possible values for x
  • Union symbol can be used to combine different sets together
  • Union of sets contains values from either set

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