Expand and simplify (4+7)2−(4−7)2(4 + \sqrt{7})^2 - (4 - \sqrt{7})^2(4+7)2−(4−7)2
Practise Edexcel GCSE Maths Surds with exam-style questions for Foundation and Higher tier. 80 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 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.