Factorising Expressions Using Common Factors and Grouping

Factorising Expressions Using Common Factors and Grouping

Secondary 1

Factorise each of the following expressions completely.

  1. \(3c+3ac-18bc\)
  2. \(n\left( m-4 \right)+5\left( m-4 \right)\)

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Answer:(a) \(3c(1 + a - 6b)\) (b) \((m-4)(n+5)\)

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