Factorisation may be a topic taught in Year 9, but it is still surprising to teachers and markers just how many students struggle with basic two or three-step factorisations.
But there’s a simple solution to this… cover the most difficult HSC questions. If you’re able to complete these then you should find little trouble with any other question you can encounter. These are illustrated below.
Also, memorise the cubic factorisation formulas. These are essential and won’t be given to you.
HSC Examples: 1996 Q1(b), 1995 Q(a), 1992 Q1(b), 1990 Q1(c), 1987 Q1(iii)
Anthony, from Kalibre Education.
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