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AlgebraHigher

Composite functions

Two function machines in a row show fg(4): g goes first. Then two labelled boxes carry the number through, then the order swaps to gf, then the answer is an expression.

A free GCSE Higher algebra lesson on composite functions, spec code A7. It has a lesson deck to teach from with a visualiser, a worksheet with answers, an exit ticket, an end of unit test and a method video.

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