document.write( "Question 955288: Write the expression in terms of its cofunction.
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document.write( "sin 10°21' \n" );
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Algebra.Com's Answer #583626 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! sin(10°21')=cos(90°-10°21')=cos(79°39') \n" ); document.write( " |