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Mathematics 10 Online
OpenStudy (anonymous):

is this limit correct? been thinking about it..

OpenStudy (anonymous):

\[\lim_{x \rightarrow \infty} x/sinx\]

OpenStudy (anonymous):

and i think it equals infinity using the squeeze/sandwich theorem, as -x <= x/sinx <= x both -x and x continue to infinity therefore x/sinx does. i can only find information on sin(x)/x (stupid famous limit) so this one has been tricky lool

OpenStudy (anonymous):

x goes to ininfity, sine fluctuates between -1 and 1

OpenStudy (anonymous):

so there is no limit. is undefined where sine is zero, and goes to plus infinity and minus infinity at vertical asymptotes

OpenStudy (ash2326):

using sandwich theorem both upper and lower bounds should converge at the same point here x= \(\infty\) -x--->\(-\infty\) so limit doesn't exist

OpenStudy (anonymous):

no sandwiches here, that is for sure. maybe a picnic though

OpenStudy (anonymous):

alright, gracias gracias, I was actually thinking there was no limit for this problem but my professor said there was earlier today. Either I wrote the problem down wrong, or in the midst of his thinking process he was thinking of a diff. limit lol. I have been confused for awhile!

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