Expand and simplify (5+2)2−(5−2)2(5 + \sqrt{2})^2 - (5 - \sqrt{2})^2(5+2)2−(5−2)2
Practise OCR GCSE Maths Surds with exam-style questions for Foundation and Higher tier. 80 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.