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Mathematics 20 Online
OpenStudy (anonymous):

lim(x->(3/2)pi tanx

OpenStudy (anonymous):

infinity

OpenStudy (anonymous):

could you explain why please?

OpenStudy (anonymous):

DNE

OpenStudy (anonymous):

left and right side limit are different

OpenStudy (anonymous):

is left negative infinity and right positive infinity?

OpenStudy (anonymous):

what meow said. cosine is 0 at \[\frac{3\pi}{2}\]

OpenStudy (anonymous):

tanx= sinx/cosx where cos (3/2)pi = 0 so as it goes to 0 the overall number is big

OpenStudy (nenadmatematika):

minus infinity

OpenStudy (anonymous):

x > 3pi/2 negative = + infinity x > 3pi/2 positive = - infinity

OpenStudy (anonymous):

actually you don't know if you are going to positive infinity or negative infinity. depends on which direction you are going in from the left it is positive infinity, from the right it is negative infinity

OpenStudy (anonymous):

could someone draw a graph maybe?

OpenStudy (anonymous):

http://www.wolframalpha.com/input/?i=tan%28x%29

OpenStudy (anonymous):

you don't need a graph with my explanation -.-

OpenStudy (anonymous):

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