document.write( "Question 588973: sin^2 12 degree+sin^2 40 degree+sin^2 50 degree+sin^2 78 degree \n" ); document.write( "
Algebra.Com's Answer #374703 by Alan3354(69443) You can put this solution on YOUR website! sin^2 12 + degree+sin^2 + 40 degree+sin^2 + 50 degree+sin^2 + 78 degree \n" ); document.write( "= sin^2 12 + cos^2(12) + sin^2 40 + cos^2(40) \n" ); document.write( "= 1 + 1 \n" ); document.write( "= 2\r \n" ); document.write( "\n" ); document.write( "------------- \n" ); document.write( " |