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nickymarden
 2 years ago
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nickymarden
 2 years ago
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This Question is Closed

nickymarden
 2 years ago
Best ResponseYou've already chosen the best response.0\[\lim_{x \rightarrow 0} cosx1/x\]

Thomas9
 2 years ago
Best ResponseYou've already chosen the best response.1I had my answer ready for the other one, I need to think about this one.

TuringTest
 2 years ago
Best ResponseYou've already chosen the best response.2are you allowed to use l'Hospitals rule?

nickymarden
 2 years ago
Best ResponseYou've already chosen the best response.0nope. Professor said that if we use it he won't consider the answer

TuringTest
 2 years ago
Best ResponseYou've already chosen the best response.2well this limit is very wellknown, and is usually proven geometrically, so... I'm not sure what we want to do here

nickymarden
 2 years ago
Best ResponseYou've already chosen the best response.0there are 2 ways to finding the answer, and I know it's 0. I know one of them, wich takes too long, i want the other.

Thomas9
 2 years ago
Best ResponseYou've already chosen the best response.1You can write cos(x) as a series, that'll work.

TuringTest
 2 years ago
Best ResponseYou've already chosen the best response.2^that is true, that would be the only other way to prove it besides the geometric way which is given here: http://ocw.mit.edu/courses/mathematics/1801scsinglevariablecalculusfall2010/partadefinitionandbasicrules/session7derivativesofsineandcosine/

TuringTest
 2 years ago
Best ResponseYou've already chosen the best response.2so there are technically 3 ways of finding the answer

nickymarden
 2 years ago
Best ResponseYou've already chosen the best response.0yep. MIT always saving my life. Thanks again :P

TuringTest
 2 years ago
Best ResponseYou've already chosen the best response.2that is the long way though^ the "short" way is l'Hospitals rule

TuringTest
 2 years ago
Best ResponseYou've already chosen the best response.2but you're welcome :)
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