Factorise a2+a−30a^2 + a - 30a2+a−30
Expand and simplify (b+9)(b−9)(b + 9)(b - 9)(b+9)(b−9)
255 exam-style questions on Eduqas GCSE Maths Expanding and Factorising Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.