Factorising Expressions Using Common Factors

Factorising Expressions Using Common Factors

Secondary 1

Factorise each of the following expressions completely.

  1. \(3ap+9a\)
  2. \(15ab-3b\)
  3. \(-56ab-8a-16\)

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Answer:(a) \(3a(p+3)\) (b) \(3b(5a-1)\) (c) \(-8(7ab+a+2)\)

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