Solve 15x2−22x+8=015x^2 - 22x + 8 = 015x2−22x+8=0
Hence, solve 15(2x−1)2−22(2x−1)+8=015(2x-1)^2 - 22(2x-1) + 8 = 015(2x−1)2−22(2x−1)+8=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.