Algebraic Expressions, Identities and Formulae

Algebraic Expressions, Identities and Formulae

Secondary 1

Factorise each of the following expressions completely.

  1. \(8x(x-2)+12(x-2)\)

  2. \(15y(2y+1)-10(2y+1)\)

  3. \(12a(a-3b)+18b(a-3b)\)

Solution:

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Answer:(a) \(4(x-2)(2x+3)\); (b) \(5(2y+1)(3y-2)\); (c) \(6(a-3b)(2a+3b)\).

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