Verify that 3(x+2)(x−2)3(x+2)(x-2)3(x+2)(x−2) expands to 3x2−123x^2 - 123x2−12
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Markscheme
Factorising Harder Quadratics Questions
223 exam-style questions on Eduqas GCSE Maths Factorising Harder Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.