Show that 30x3−119x2+41x+28=(5x−4)(3x+1)(2x−7)30x^3 - 119x^2 + 41x + 28 = (5x - 4)(3x + 1)(2x - 7)30x3−119x2+41x+28=(5x−4)(3x+1)(2x−7) 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.