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Thread: 3sin(6x)cosec(2x)=4

  1. November 2nd 2010, 01:29 PM #1
    BabyMilo
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    3sin(6x)cosec(2x)=4

    How would you solve this???
    <br /> 3sin(6x)cosec(2x)=4

    thanks!
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  2. November 2nd 2010, 01:34 PM #2
    pickslides
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    3\sin(6x)\cosec(2x)=4

    \frac{3\sin(6x)}{\sin(2x)}=4

    Do you know the doblue angle formula for sin?
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  3. November 2nd 2010, 01:39 PM #3
    BabyMilo
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    2sin(x)cos(x)
    still dont understand.
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