Factorise 3x2+16x+k3x^2 + 16x + k3x2+16x+k in terms of kkk, giving your answer in exact form.
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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.