Mathematics A-Level
Rational expression simplification
What Rational expression simplification means in Mathematics A-Level, as defined for AQA.
Definition of Rational expression simplification
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Reference: AQA
Factorising numerator and denominator fully, then cancelling common factors, remembering that the cancelled factor must not be zero.
Topics that use Rational expression simplification
- B: Algebra and functions (AQA A-Level)
Related terms
- Asymptote
- Asymptotes
- Completing the square
- Composite function
- Conjugate
- critical values
- direct proportion
- Discriminant
Using Rational expression simplification in the exam
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