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OpenStudy (mishapocolypse0314):

let cosx= 1/sqrt 10 with x in Q 4 and find cot 2x????

OpenStudy (neonumbrella5115):

Welcome to OpenStudy! Here on OpenStudy, there are many different subjects where you can post your question. Currently you are in the subject, "OpenStudy Feedback" and it seems that your question would better fit in "Math." Have a great day!

pooja195 (pooja195):

http://openstudy.com/study#/groups/Mathematics

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