Factorise a2+3a−28a^2 + 3a - 28a2+3a−28
Solve a2+3a−28=0a^2 + 3a - 28 = 0a2+3a−28=0
18 exam-style questions on Edexcel IGCSE Maths Solving Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.