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Thread: Trigonometric-Identity Problem (Quick Question)

  1. #1
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    Trigonometric-Identity Problem (Quick Question)

    Shouldn't the quadrant in the orange circle (or whatever it looks like) match with the quadrant in the green one (i.e., Quadrant I)? Thanks.

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  2. #2
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    Re: Trigonometric-Identity Problem (Quick Question)

    Yes, it should.
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