Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
avshvk
Group Title
find by first principle the derivative of
arccos(x) / x
Pls help anyone??
 one year ago
 one year ago
avshvk Group Title
find by first principle the derivative of arccos(x) / x Pls help anyone??
 one year ago
 one year ago

This Question is Closed

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

Goten77 Group TitleBest ResponseYou've already chosen the best response.0
dw:1358241639871:dw
 one year ago

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

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

whpalmer4 Group TitleBest 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...
 one year ago

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

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

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

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

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

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

avshvk Group TitleBest ResponseYou've already chosen the best response.0
yes but how do we go further to get the answer?
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.