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Largest prime factor from a quadratic

Largest prime factor from a quadratic

Secondary 2
5 marks
TGM Original Questions
  1. Factorise \(15x^2+14x+3\).[2]
  2. Hence deduce the largest prime factor of \(627\).[3]

Solution:

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Answer:(a) \((5x+3)(3x+1)\) (b) \(19\).

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