Show that (2x+1)(x+2)(x−3)=2x3−x2−13x−6(2x + 1)(x + 2)(x - 3) = 2x^3 - x^2 - 13x - 6(2x+1)(x+2)(x−3)=2x3−x2−13x−6 for all values of xxx.
225 exam-style questions on OCR GCSE Maths Expanding Triple Brackets. Each one has a worked solution and a mark scheme showing where the marks go.