hi ,

need some rearranging this formula

$\displaystyle \frac{1}{r} = \frac{1}{q} + \frac{1}{d} $

IF I want to make $\displaystyle r $ the subject of the formula, how would i go about this?

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- Nov 7th 2008, 08:34 AMnatali.fernoRearranging formula help
hi ,

need some rearranging this formula

$\displaystyle \frac{1}{r} = \frac{1}{q} + \frac{1}{d} $

IF I want to make $\displaystyle r $ the subject of the formula, how would i go about this? - Nov 7th 2008, 08:40 AMMoo