Show that 5+422+1\displaystyle \frac{5 + 4\sqrt{2}}{\sqrt{2} + 1}2+15+42 can be written as 3+23 + \sqrt{2}3+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.