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Math Help - using trig identities

  1. #1
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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. #2
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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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