Why lim(x-->0) cos(1/x) does not exist?

  • Thread starter Miss.TOTO
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  • #1
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Plz help!!!!!

Hi every body

I need some help with the limets

explain to me why lim(x-->0) cos(1/x) dose not exist?

Thx
 

Answers and Replies

  • #2
Dick
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As x gets smaller and smaller, 1/x gets larger and larger. As 1/x gets larger and larger cos(1/x) just oscillates between +1 and -1. It doesn't approach any definite value.
 

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