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Old 02-07-2012, 05:28 PM   #9232
G
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Uh, for C, it's the same thing but your equation will look different.

Since it's dR/ dM that means you need to differentiate equation R with respects to M, so all you do is put in the q = 1.8m(1.8m+22)^3/2 into the R = 594q x (265456 + 4q) ^ (-1/2)

So it will be a long ass equation like 594(1.8m(1.8m+22)^3/2) x (265456+4(1.8m(1.8m+22)^3/2)^(-1/2) or something

edit: Oh, so if you get the numbers then you can just plug it in...

Don't know if this helps or not lol.
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