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Question 6
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Write (3+5)2(3 + \sqrt{5})^2(3+5​)2 in the form a+b5a + b\sqrt{5}a+b5​, where a a\,a and b b\,b are integers.

[2]

Surds Questions

  1. IGCSE
  2. /Maths
  3. /Surds

Practise Edexcel IGCSE Maths Surds with exam-style questions for IGCSE Maths. 20 questions, matched to the Edexcel IGCSE Maths (4MA1) specification and written in Paper 1 and Paper 2 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.

Question bank