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Thread: math problem

  1. #1
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    Question math problem




    i need to solve this math problem as an homework but i cant find how to do it could you help me pls ?
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  2. #2
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    Re: math problem

    note that $\dfrac{2\sec^2{x}}{\tan^2{x}} = 2\csc^2{x}$ ...

    next time post trig problems in the trig forum. thanks.
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  3. #3
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    Re: math problem

    ok so i would do 2csc2x - csc2x-1 = cot2x
    csc2x-1=cot2x
    1+cot2x-1=cot2x
    cot2x=cot2x

    thanks for the helping
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  4. #4
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    Re: math problem

    Quote Originally Posted by tom1 View Post
    ok so i would do 2csc^2(x) - csc^2(x)-1 = cot^2(x)
    csc^2(x)-1=cot^2(x)
    1+cot^2(x)-1=cot^2(x)
    cot^2(x)=cot^2(x)
    ...
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