Trig question! help pleaseeee!?-Collection of common programming errors
mathematics Retrieving original web address
discoverer: mutigerblood3 
it was a problem i had a on test today: Which quadrant does this fall in?
cos x > 0 and tan x is undefined
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tan x is only undefined when the angles = pi/2, but at pi/2, cos is zero……
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It can’t be. tanx is undefined only when cosx = 0 not >0. Revise the wording!
Source of the problem： answers.yahoo
Web site is in building
Originally posted 2013-11-09 21:42:20.