AQA GCSE Mathematics · 8300
Specification A18 · Paper 1, Paper 2, Paper 3
- Revise: Quadratic Equations
The quantity in the quadratic formula; its sign determines how many real roots a quadratic equation has.
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GCSE Mathematics · key term
The expression in the quadratic formula. Its sign determines the number of real roots.
Used by AQA, Edexcel and OCR
Specification A18 · Paper 1, Paper 2, Paper 3
The quantity in the quadratic formula; its sign determines how many real roots a quadratic equation has.
Specification A18 · Paper 1, Paper 2, Paper 3
Specification 6.03b · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)
The expression in the quadratic formula, whose sign determines the number of real solutions.
Calculate both the and the cases unless the discriminant is zero.
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