Ask your own question, for FREE!
Mathematics
OpenStudy (anonymous):

Find the argument of the complex number: -2i. I know the answer is (3pi)/2, but how is that possible? Isn't arctan(-2/0) undefined?

OpenStudy (anonymous):

|dw:1338072158384:dw|

Can't find your answer? Make a FREE account and ask your own question, OR you can help others and earn volunteer hours!
Latest Questions
luisaevans: two examples of euphemisms in "from emperor to citizen"
2 hours ago 0 Replies 0 Medals
leila1234567: what celebrity well walk with the peaceful protester answer here
4 hours ago 0 Replies 0 Medals