Show that 55+55+5\displaystyle \frac{5\sqrt{5} + 5}{5 + \sqrt{5}}5+555+5 can be written as 5\sqrt{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.