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Math Help - Quick Easy Question?

  1. #1
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    Question Quick Easy Question?

    Which trig function is 1+cos? Don't remember....
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  2. #2
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    are you talking about identities ?
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  3. #3
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    Question

    Yes... I am talking about identities... and another question does anyone happen to know the identity of 1/sinx?
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  4. #4
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    identities are squared and they are :

    sin^{2}x+cos^{2}x=1
    1+cot^{2}x=cosec^{2}x
    tan^{2}x+1=sec^{2}x
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  5. #5
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    Quote Originally Posted by katchat64 View Post
    Yes... I am talking about identities... and another question does anyone happen to know the identity of 1/sinx?

    1/sen(x)=cosec(x)
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