A Level Maths: Quadratic Inequalities Revision Notes

Solve quadratic inequalities by sketching the parabola and reading off where it sits above or below the x-axis. Express answers using inequality or set notation.

To put these notes into practice, try our A Level Maths exam questions by topic, which include OCR and Edexcel material with full mark schemes.

When you’re ready, move on to full A Level Maths past papers to practise under exam conditions.