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anonymous
 5 years ago
Show that lim x tends to 2 [[x]] does not exist.
Also plot in a graph.
Ayone to help me?
anonymous
 5 years ago
Show that lim x tends to 2 [[x]] does not exist. Also plot in a graph. Ayone to help me?

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0step function, has a jump at 2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i assume this is the "greatest integer function, so that [[x]] means greatest integer less than or equal to x, so for example [[2.3]] = 2, [[2.3]]= 3

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0function is also some times called "floor" and here is a nice picture, which will explain why it is called a "step function" and also why the limit as you approach 2 does not exist. from the left it is 2, from the right it is 3 http://www.wolframalpha.com/input/?i=floor%28x%29

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ok,thanks . cn u explain to me hw to plot the graph ?
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