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Substitution into a known factorisation
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Substitution into a known factorisation
Secondary 2
TGM Original Questions
Factorise \(3x^2-11x-20\).
Hence factorise \(3(t-2)^2-11(t-2)-20\) completely.
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Answer:
(a) \((3x+4)(x-5)\); (b) \((3t-2)(t-7)\).
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