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mf1021Best ResponseYou've already chosen the best response.0
thank you in advance for any help!
 one year ago

ksaimouliBest ResponseYou've already chosen the best response.2
is this l hospitals rule
 one year ago

mf1021Best ResponseYou've already chosen the best response.0
I tried to do that. but the problem was the fraction as whole is squared so it seems difficult to do expand and derivative
 one year ago

hartnnBest ResponseYou've already chosen the best response.1
which part u have difficulty with ? first term 1cos x/2x or 2nd term sin5x/4x ?
 one year ago

mf1021Best ResponseYou've already chosen the best response.0
The problem is that I can not treat them as different parts since they are squared as whole.
 one year ago

mf1021Best ResponseYou've already chosen the best response.0
without square, I could have just take Limit separately.
 one year ago

hartnnBest ResponseYou've already chosen the best response.1
u can bring the limit inside the square function!
 one year ago

hartnnBest ResponseYou've already chosen the best response.1
lim (f(x)^2) = [lim f(x)]^2
 one year ago

mf1021Best ResponseYou've already chosen the best response.0
then I can take limit separately and do L hopital rule
 one year ago

hartnnBest ResponseYou've already chosen the best response.1
yep, then square the answer
 one year ago

mf1021Best ResponseYou've already chosen the best response.0
Yep I got it. Thank you for your help
 one year ago
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