Further Mathematics GCSE
Completing the Square
What Completing the Square means in Further Mathematics GCSE, as defined for OCR.
Definition of Completing the Square
Check what you remember
Read the wording for your board, then hide it and explain Completing the Square in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A technique for rewriting a quadratic expression in the form (x + a)² + b by adding and subtracting the square of half the coefficient of x.
Topics that use Completing the Square
- Pure Core (OCR GCSE)
Related terms
- Circular Reasoning
- Divisibility
- Identity
- Irreducible Quadratic
- Proof
- Consecutive Integers
- Even Integer
- Improper Rational Function
Using Completing the Square in the exam
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