Show that (5x−2)(2x+1)(x−4)=10x3−39x2−6x+8(5x - 2)(2x + 1)(x - 4) = 10x^3 - 39x^2 - 6x + 8(5x−2)(2x+1)(x−4)=10x3−39x2−6x+8 for all values of xxx.
225 exam-style questions on Eduqas GCSE Maths Expanding Triple Brackets. Each one has a worked solution and a mark scheme showing where the marks go.