Factorise 2x2+13xy+15y22x^2 + 13xy + 15y^22x2+13xy+15y2
Hence solve 2x2+13xy+15y2=02x^2 + 13xy + 15y^2 = 02x2+13xy+15y2=0
223 exam-style questions on OCR GCSE Maths Factorising Harder Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.