Mathematics A-Level
Repeated real root
What Repeated real root means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of Repeated real root
Check what you remember
Read the wording for your board, then hide it and explain Repeated real root in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
The single root that arises when the discriminant equals zero.
Topics that use Repeated real root
- Algebra and functions (Pearson Edexcel A-Level)
Related terms
- Algebraic division by linear expressions
- Amplitude
- Asymptote
- Comparing coefficients
- Completing the square
- Composite function
- Conjugate
- Discriminant
Using Repeated real root in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Mathematics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Mathematics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge