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Section 5.2 - Prove Trigonometric Identities

Picture

Essential Question(s): 

Explain how to prove identities.


Follow these three steps to complete this "flip" lesson.
STEP 1: Preparation 
Title your spiral with the heading above and copy the essential question(s).
STEP 2: Vocabulary & Examples 
Copy and define the following of vocabulary. This can be any tables, properties, theorems, terms, phrases or postulates listed. Review the following examples and copy what is necessary for you. Use the guiding questions for your cornell notes.
A Proof Strategy
  • How do you prove an algebraic identity? (Ex 1 pg 454)
Proving Identities
  • What are some general strategies for proving identities? (Strategy I pg 455)
  • How do you prove an identity? (Ex 2 pg 455)
  • What are some general strategies for proving complex identities? (Strategy II pg 456)
  • How do you identify and prove an identity? (Ex 3 pg 456)
  • How do you use difference of squares with proving identities? (Ex 4 pg 457)
  • What are some algebraic strategies when proving identities? (pg 457)
  • How do you prove identities from both sides of the equation? (Ex 5 pg 457-458)
Disproving Non-Identities
  • How can we confirm a non-identity? (pg 458 - 459)
Identities in Calculus
  • How do you prove a calculus identity? (Ex 6  459)

STEP 3: Reading
Read the following page(s) and take any extra notes as needed.
  • Read pages 454 - 459.
  • Make sure to read the paragraphs between the examples.
Proving Trig Identities Practice
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RMHS - MATHEMATICS - MS. STEVENSON - ROOM 603
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