Simplify fully (3+6)(3−6)5\displaystyle \frac{(3 + \sqrt{6})(3 - \sqrt{6})}{\sqrt{5}}5(3+6)(3−6)
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Practise OCR GCSE Maths Surds with exam-style questions for Foundation and Higher tier. 80 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.