document.write( "Question 898329: complete: sin 225 cos 90 - cos 225 sin 90 = \n" ); document.write( "
Algebra.Com's Answer #544745 by stanbon(75887) ![]() You can put this solution on YOUR website! complete: sin 225 cos 90 - cos 225 sin 90 \n" ); document.write( "----------------- \n" ); document.write( "(-sqrt(2)/2)(0) - (-sqrt(2)/2)*(1) \n" ); document.write( "==== \n" ); document.write( "= sqrt(2)/2 \n" ); document.write( "=============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================== \n" ); document.write( " |