document.write( "Question 583598: how do you fins all solutions between (0,2pi) for tan^2x= secx \n" ); document.write( "
Algebra.Com's Answer #372523 by scott8148(6628) You can put this solution on YOUR website! \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "sin^2(x) = cos(x)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "1 - cos^2(x) = cos(x)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0 = cos^2(x) + cos(x) - 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "use quadratic formula to find the cos values for solution(s) \n" ); document.write( " |