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