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

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

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

whpalmer4
 2 years 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
 2 years ago
Best ResponseYou've already chosen the best response.0after this what next how to resolve the RHS, pls help

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

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

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

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

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

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