Addition formulae
Worksheets for practising the addition formulae.18/07/2017
Alternative form
Worksheets for expressions in the form R sin(x+a) and R cos(x+a).18/07/2017
Maxmimums and minimums in alternative form
Worksheet looking at graphs of R sin(x+a) and R cos(x+a) to determine maximums and minimums18/07/2017
Proof of the addition formula
Scaffolded worksheet allowing an accessible proof of the addition and double angle formulae.18/07/2017

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