limit involving trig and L'H rule

Hi. Could somebody walk me through this one?:

I think that is equal to

Which is of the form inf/inf. However, after two more attempted applications of L'Hs rule, I end up with a horrible mess that seems to be of the form 0*inf/inf, or something weird like that.

Re: limit involving trig and L'H rule

Let so we get:

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Re: limit involving trig and L'H rule

Re: limit involving trig and L'H rule

It might help to look at the problem as . Then if you differentiate using L'Hopital's Rule I think you should get

Re: limit involving trig and L'H rule

Quote:

Originally Posted by

**AZach** It might help to look at the problem as

. Then if you differentiate using L'Hopital's Rule I think you should get

Yes, now I do seem to remember the professor giving an example similar to that. Thanks!