document.write( "Question 1033150: is arctan(tan sqrt5) undefined? theta of sqrt5 is less than pi/2 so it should work? \n" ); document.write( "
Algebra.Com's Answer #647742 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"tan%5E%28-1%29%28tan%28X%29%29=X\" where \"-pi%2F2%3C=X%3C=pi%2F2\"
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