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Pre-Cal 40S March 12, 2007

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A quick review of last class and more about the Pythagorean Identities. We focused more on the details of presentation and style and whether or not to use equal signs and how to end our proofs.

A quick review of last class and more about the Pythagorean Identities. We focused more on the details of presentation and style and whether or not to use equal signs and how to end our proofs.

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Transcript

  • 1. A quick review ... Trigonometric Identities The basic building blocks of all the trigonometric functions are the sine (sin θ) and cosine (cos θ) functions. The Fundamental Identities ...
  • 2. The Pythagorean Identities ...
  • 3. Which implies ... The corollaries ...
  • 4. Let's warm up ... Simplify each of the following as much as possible:
  • 5. Let's warm up ... Simplify each of the following as much as possible:
  • 6. Let's warm up ... Simplify each of the following as much as possible:
  • 7. Prove each of the following identities ...
  • 8. Prove each of the following identities ...