Expand and simplify (8+11)(8−11)(8 + \sqrt{11})(8 - \sqrt{11})(8+11)(8−11)
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.