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anonymous
 one year ago
having a mental skid...
how do you calculate by hand the derivative for
Log [1/x] ?
anonymous
 one year ago
having a mental skid... how do you calculate by hand the derivative for Log [1/x] ?

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I know Log[x] > 1/x but it cant be 1/(1x) can it?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.3if the log is base e, ie a natural log, then log(1/x) = log(x^(1)) = 1*log(x) then you would derive that to get 1/x

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0yes thats the base .. ahh right on.. extract the 1 via the exponent.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0does it help to know that \[\log(\frac{1}{x})=\log(x)\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0yes they both help.. thanks... whats the name of that identity there satellite?

dan815
 one year ago
Best ResponseYou've already chosen the best response.0log power rule, log (x^a) = a*log(x)
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