document.write( "Question 42389: Find the exact value of cos(-420º) \n" ); document.write( "
Algebra.Com's Answer #27529 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! cos(-360º-60º) \n" ); document.write( "cos(-2 \n" ); document.write( "cos(-(7/3) \n" ); document.write( "0.5 \n" ); document.write( " |