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Mathematics
OpenStudy (anonymous):

evaluate cot^−1(−1/2)=

OpenStudy (agreene):

-1.1071

OpenStudy (anonymous):

-0.546302

OpenStudy (anonymous):

iwan how did you arrive at your answer

OpenStudy (anonymous):

neither answer worked...

OpenStudy (anonymous):

cot^-1 (-1/2) -> 1/{cot(-1/2)} -> 1/-1.83049 -> -0.546302

OpenStudy (agreene):

-1.107148717794090503017065460178537040070047645401432646676 radians -63.43° this is the same as: \[-\tan^{-1}(2)\] which has the same resultants.

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