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avshvk
 one year ago
Best ResponseYou've already chosen the best response.0\[\cos^{1} (x) / x find the derivative by first principle???\]

Goten77
 one year ago
Best ResponseYou've already chosen the best response.0does this mean we cant use the quotient rule?

avshvk
 one year ago
Best ResponseYou've already chosen the best response.0it should be done only by first principle method and not using the formula

whpalmer4
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{dy}{dx}=\lim_{h \rightarrow 0}\frac{f(x+h)f(x)}{h}=\lim_{h \rightarrow 0}\frac{1}{h}(\frac{\cos^{1}(x+h)}{x+h}\frac{\cos^{1}(x)}{x})\] Grind out the work...

avshvk
 one year ago
Best ResponseYou've already chosen the best response.0after this what next how to resolve the RHS, pls help

whpalmer4
 one year ago
Best ResponseYou've already chosen the best response.1I'd start by making a common denominator for the right hand side...

avshvk
 one year ago
Best ResponseYou've already chosen the best response.0Pls give me the steps i'm not getting it.

klimenkov
 one year ago
Best ResponseYou've already chosen the best response.0Reduce this:\[\frac{\cos^{1}(x+h)}{x+h}\frac{\cos^{1}(x)}{x}\].

avshvk
 one year ago
Best ResponseYou've already chosen the best response.0yes this is correct answer but it should be done with first principle method

nitz
 one year ago
Best ResponseYou've already chosen the best response.0the method suggeested by @whpalmer4 is right

avshvk
 one year ago
Best ResponseYou've already chosen the best response.0yes but how do we go further to get the answer?
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