Expanding and factorising are the same journey travelled in opposite directions. Five lessons prove the identities worth knowing by sight, then build the factorising toolkit that undoes them, and finish with the fractions that need both.
Algebraic Techniques C is a Path focus area, sitting outside the Core and preparing you for Mathematics Advanced in Year 11. Everything here is used constantly in senior algebra, so it is worth being fluent rather than merely correct.
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