Show that 415+1\displaystyle \frac{4}{\frac{1}{\sqrt{5}} + 1}51+14 can be written as 5−55 - \sqrt{5}5−5
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.