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Enrich · Mathematics Extension 1 11–12 – Year 11 · Further trigonometry

Enrich Apply the representations of acos⁡x + bsin⁡x as Rcos⁡(x±α) or Rsin⁡(x±α) to graph functions, solve equations of the form acos⁡x + bsin⁡x = c over restricted domains, and model and solve related problems

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