GCSE Maths (Edexcel)
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Algebra
Solving Equations and Inequalities
Graphing Inequalities
5:14
Inequality Graphs
Spec
A22
- Inequalities can be represented on graphs by shading the regions that satisfy them
- Inequalities only in terms of x are represented by vertical lines with shading to the left or right of them
- Inequalities only in terms of y are represented by horizontal lines with shading above or below them
- Dotted lines are used for strict inequalities, while filled lines are used for non-strict inequalities
- The graph represents the inequality -3 < x ��� 2
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