document.write( "Question 591293: Please help me solve this equation, I need to find all solutions\r
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document.write( "sin^2x=3cos^2x\r
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Algebra.Com's Answer #375573 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! adding cos^2 ___ sin^2 + cos^2 = 4 cos^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1 = 4 cos^2 ___ 1/4 = cos^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "taking square root ___ ± 1/2 = cos \n" ); document.write( " |