how do you solve lim ((cos x - 1) / tan x) as x -> 0? i tried to express it as lim ((cos ^2 x - cos x)/ sinx) = (1-1)/0 = undefined but according to my notes, the answer is 0
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bro.
Last edited by Skerven; Nov 9th 2009 at 05:01 PM.
Do you know how to use L'Hospital rule? You have the form
Originally Posted by Skerven bro. This is not correct. and So you have to use some other method.
im not sure about that. how do you use L'Hospital rule?
You do the derivative or the top over the derivative of the bottom.
Hello, alexandrabel90! How do you solve: . We have: . Multiply by . . . Then: .
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