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Math Help - Rearragning Fomula (with sqre roots) please help!

  1. #1
    Geo
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    Rearragning Fomula (with sqre roots) please help!


    Ok so my brain has totally given up I need to rearrange the formula S= SqrtGD so the G is the subject.......How do I do this?
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    A riddle wrapped in an enigma
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    Quote Originally Posted by Geo View Post

    Ok so my brain has totally given up I need to rearrange the formula S= SqrtGD so the G is the subject.......How do I do this?
    Is this what you have written?

    S=\sqrt{GD}

    If so, simply square both sides to eliminate the radical. Then divide both sides by D.
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  3. #3
    Geo
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    Can I do that.....

    That seems ridiculously simple....So its ok just to Square it all I don't have to do anything more complex?
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    A riddle wrapped in an enigma
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    Quote Originally Posted by Geo View Post
    That seems ridiculously simple....So its ok just to Square it all I don't have to do anything more complex?
    This is true.

    S=\sqrt{GD}

    S^2=GD

    \frac{S^2}{D}=G
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