A Level Maths: Equations Of Circles Revision Notes

Recognise and use the equation (x – a)^2 + (y – b)^2 = r^2. Find the centre and radius from either standard or expanded form using completing the square.

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.

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