document.write( "Question 180731: Show that the values are equal.
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document.write( "sin^2 60 degrees + cos^2 60 degrees=sin^2 45 degrees + cos^2 45 degrees \n" );
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Algebra.Com's Answer #135536 by eperette(173)![]() ![]() ![]() You can put this solution on YOUR website! sin^2 60 degrees + cos^2 60 degrees=sin^2 45 degrees + cos^2 45 degrees \n" ); document.write( "(sin(60))^2 + (cos(60))^2= (sqr(3)/2)^2 + (1/2)^2 = 3/4 + 1/4 = 4/4=1 \n" ); document.write( "(sin(45))^2 + (cos(45))^2= (sqr(2)/2)^2 + (sqr (2)/2)^2= (2/4) + (2/4)=4/4=1 \n" ); document.write( " |