document.write( "Question 453145: how do i evaluate Arcsin(-1)? with no calculator \n" ); document.write( "
Algebra.Com's Answer #311378 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! how do i evaluate Arcsin(-1)? with no calculator \n" ); document.write( "------ \n" ); document.write( "You have to know that Arcsin(-1) means \"the angle \n" ); document.write( "whose sine is -1\". \n" ); document.write( "--- \n" ); document.write( "Then you have to know that sine is -1 when the \n" ); document.write( "angle is 270 degrees or (3/2)pi radians. \n" ); document.write( "---- \n" ); document.write( "If you know both of those things, you know the \n" ); document.write( "answer to your problem is arcsin(-1) = 270 degrees. \n" ); document.write( "====================================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |