Identitas trigonometri

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Identitas trigonometri

  1. 1. Trigonometric Identities and proofs <ul><li>Additional maths </li></ul><ul><li>Adrian Sparrow </li></ul><ul><li>www.ibmaths.com </li></ul>
  2. 2. Using the unit circle r
  3. 3. Draw the graph of The graph of On the same axis: Add the graphs together to make the blue line shown below.
  4. 4. Two more identities starting with Divide by Divide by
  5. 5. Prove the following: use the identity
  6. 6. Try these with no hints

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