Key term for Edexcel GCSE Mathematics, used in Mensuration and Calculation.
An exact numerical answer left under a square root sign rather than being calculated as a rounded decimal.
Surd form appears in Edexcel GCSE Mathematics revision content for Geometry and Measures, especially Mensuration and Calculation and Pythagoras and Trigonometry.
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Algebra
Solving Equations and Inequalities • Quadratic Equations
