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March 27, 2017

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3+siny = 3cos^2 y for 0<Y<360

  • math - ,

    I bet if you used
    cos^2 Y= 1-Sin^2 Y

    you would end up with a quadratic equation. If you are stuck, let x=SinY, and solve it that way.

  • math - ,

    thanks

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