document.write( "Question 1101282: How can I know that the inverses of trig functions are actually not functions at all?\r
\n" ); document.write( "\n" ); document.write( "Thanks
\n" ); document.write( "

Algebra.Com's Answer #715835 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
They have more then one value.
\n" ); document.write( "-----
\n" ); document.write( "eg, arcsin(1/2) = 30, 150, 390, etc degrees
\n" ); document.write( "
\n" ); document.write( "
\n" );