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Thread: using trig identities

  1. November 1st 2009, 03:36 PM #1
    burner
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    using trig identities

    i need to use trig identities to transform one side of the equation into the other, here is the equation.

    <br /> \dfrac{\tan a+\cot a}{tan a} = \csc^2 a<br />
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  2. November 1st 2009, 03:39 PM #2
    skeeter
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    Quote Originally Posted by burner View Post
    i need to use trig identities to transform one side of the equation into the other, here is the equation.

    <br /> \dfrac{\tan a+\cot a}{tan a} = \csc^2 a<br />
    multiply numerator and denominator of the left side by \cot{a}
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