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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Originally Posted by Geo 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? $\displaystyle S=\sqrt{GD}$ If so, simply square both sides to eliminate the radical. Then divide both sides by D.
That seems ridiculously simple....So its ok just to Square it all I don't have to do anything more complex?
Originally Posted by Geo That seems ridiculously simple....So its ok just to Square it all I don't have to do anything more complex? This is true. $\displaystyle S=\sqrt{GD}$ $\displaystyle S^2=GD$ $\displaystyle \frac{S^2}{D}=G$
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