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anonymous
 one year ago
Find \[\lim_{x \rightarrow \pi} \cot(x)\]
determine whether it is a positive or negative limit.
anonymous
 one year ago
Find \[\lim_{x \rightarrow \pi} \cot(x)\] determine whether it is a positive or negative limit.

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Astrophysics
 one year ago
Best ResponseYou've already chosen the best response.0Hint: \[\cot(x) = \frac{ 1 }{ \tan(x) }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so it'd be a positive limit correct?

Empty
 one year ago
Best ResponseYou've already chosen the best response.1The limit doesn't exist, because if you approach from the left it will be negative and if you approach from the right it will be positive.

Astrophysics
 one year ago
Best ResponseYou've already chosen the best response.0The limit actually doesn't exist

Astrophysics
 one year ago
Best ResponseYou've already chosen the best response.0from  you get  infinity and + you get infinity

Empty
 one year ago
Best ResponseYou've already chosen the best response.1Look at this graph as you approach \(\pi\) http://www.biology.arizona.edu/biomath/tutorials/trigonometric/graphics/trig_cotan.gif

Astrophysics
 one year ago
Best ResponseYou've already chosen the best response.0\[\lim_{x \rightarrow \pi^+} cotx =  \infty ~~~~~~ \lim_{x \rightarrow \pi ^} cotx = \infty \]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what if it were cot(2x) instead?

Astrophysics
 one year ago
Best ResponseYou've already chosen the best response.0You should try them out yourself
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