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Module 1: Completing the Square

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Factorising quadratic trinomials using the method of completing the square

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Algebra - Factorising quadratic trinomials using the method of completing
the square

Factorising quadratic trinomials using the method of completing the square


Sometimes quadratic trinomials cannot be factorised using the methods
shown previously. Instead it may be necessary to use the method of
'completing the square'. This method makes use of the Perfect Square and
the Difference of Perfect Squares rules.

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