The solutions of 5x2−n=05x^2 - n = 05x2−n=0 are x=−4x = -4x=−4 and x=4x = 4x=4.
Find the value of nnn.
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Factorising Harder Quadratics Questions
223 exam-style questions on CCEA GCSE Maths Factorising Harder Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.