Expand and simplify (5a−1)(2a−7)(5a - 1)(2a - 7)(5a−1)(2a−7)
Factorise b2−144b^2 - 144b2−144
84 exam-style questions on Edexcel GCSE Maths Expanding and Factorising Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.