Simplify fully (4+23)(4−23)11\displaystyle \frac{(4 + 2\sqrt{3})(4 - 2\sqrt{3})}{\sqrt{11}}11(4+23)(4−23)
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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.