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  • 25-05-2023
  • Mathematics
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Simplify the following expressions. You might want to start with a sum or difference formula. Begin by writing down the formula you're using- they're on the front of this exam. Your final answers should be in terms of sinθ and cosθ. ( 17 points each ) a) sin( 2π +θ) b) cos( 23π −θ)

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