Mathematics GCSE
rearranging to zero
What rearranging to zero means in Mathematics GCSE, as defined for Pearson Edexcel.
Definition of rearranging to zero
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Reference: Pearson Edexcel
Tidying up first, so that x(x + 4) = 12 must become x² + 4x − 12 = 0 before any method applies.
Topics that use rearranging to zero
- Algebra - Solving equations and inequalities (Pearson Edexcel GCSE)
Related terms
- Algebraic modelling of real-world situations
- Approximate solution
- Coefficient
- completing the square
- Defining variables and interpreting solutions
- Discriminant
- Elimination
- Factor
Using rearranging to zero in the exam
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