Expand and simplify (5m−2)(m+5)(5m - 2)(m + 5)(5m−2)(m+5)
Factorise x2−4x−21x^2 - 4x - 21x2−4x−21
Practise OCR GCSE Maths Expanding and Factorising Quadratics with exam-style questions for Foundation and Higher tier. 84 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.