Show that (6x−5)(2x+3)(x−4)=12x3−40x2−47x+60(6x - 5)(2x + 3)(x - 4) = 12x^3 - 40x^2 - 47x + 60(6x−5)(2x+3)(x−4)=12x3−40x2−47x+60 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.