document.write( "Question 742874: Evaluate the expression \r
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document.write( "sin 270 degrees \n" );
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Algebra.Com's Answer #453565 by tommyt3rd(5050)![]() ![]() You can put this solution on YOUR website! sin 270 degrees is the same as sin (-90)= -sin90 = -1 \n" ); document.write( " |