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well write matrix λA (entry form)
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work out determinant in terms of its entries (expanded form)
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factorize λ2 out
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Rewrite the resulting expression back as a determinant (matrix form)
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Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
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Last reply 4 days ago
Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
Edexcel A Level Mathematics Paper 2 unofficial mark scheme correct me if wrong71