Factorising after a linear substitution

Factorising after a linear substitution

Secondary 2
4 marks
TGM Original Questions
  1. Factorise \(6x^2+x-2\).[2]
  2. Hence factorise \(6(m+2)^2+(m+2)-2\).[2]

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Answer:(a) \((3x+2)(2x-1)\) (b) \((3m+8)(2m+3)\).

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