Cal quiz trig review

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  1. sin2x =
    2sinxcosx
  2. cos2x =
    • cos2x-sin2x
    • 2cos2x-1
    • 1-2sin2x
  3. Pythagorean Identities:
    • sin2x + cos2x = 1
    • tan2x + 1 = sec2x
    • 1 + cot2x = csc2x
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49669
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Cal quiz trig review
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Cal quiz trig review
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