Deriving factors of integers

Deriving factors of integers

Secondary 2
TGM Original Questions
  1. Factorise \(2a^2+11a+12\), then use a suitable value of \(a\) to give two non-trivial factors of \(322\).
  2. Factorise \(6x^2+13x+6\), then use a suitable value of \(x\) to find the prime factors of \(221\).

Solution:

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Answer:(a) \(322=23\times14\); (b) \(221=17\times13\).

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