document.write( "Question 82211: Evaluate the function without using a calculator.\r
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document.write( "Sin 300° \n" );
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Algebra.Com's Answer #59300 by kev82(151)![]() ![]() ![]() You can put this solution on YOUR website! Hi, \r \n" ); document.write( "\n" ); document.write( "There are 360 degrees in a circe, right? So going around a circle 300 degrees one way, is the same as going 60 degrees the other way. So sin(300)=sin(-60). Now you should know that sin(-x)=-sin(x). So we are down to sin(300)=-sin(60). You should also know that sin(60)= \r \n" ); document.write( "\n" ); document.write( " \r \n" ); document.write( "\n" ); document.write( "Hope that helps, \n" ); document.write( "Kev \n" ); document.write( " |