Expand and simplify (2x+k)(x+9)(2x + k)(x + 9)(2x+k)(x+9)
Factorise y2−7y+12y^2 - 7y + 12y2−7y+12
255 exam-style questions on OCR GCSE Maths Expanding and Factorising Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.