Introduction to Calculus/Quiz 1

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  1. Express in terms of
  2. If then what does equal?
  3. Prove using
    • Find the double angle idenities for the cosine function using the above rule.
    • Find the half angle idenities from the double angle idenities.
    • Find the value of without exponents using the above rules.
    • (Challenge) Find the value of without exponents.