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document.write( "30. -3x^2 - 2x - 5 = 0 \n" );
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Algebra.Com's Answer #126352 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! -3x^2 - 2x - 5 = 0\r \n" ); document.write( "\n" ); document.write( "3x^2 + 2x + 5 = 0\r \n" ); document.write( "\n" ); document.write( "x = [-2 +- sqrt(4 -4*3*5)]/6\r \n" ); document.write( "\n" ); document.write( "x = [-2 +- sqrt(4 - 60)]/6\r \n" ); document.write( "\n" ); document.write( "x = [-2 +- sqrt(-56)]/6\r \n" ); document.write( "\n" ); document.write( "x = [-2 +- 2isqrt(14)]/6\r \n" ); document.write( "\n" ); document.write( "x = [-2 +- isqrt(14)]/3\r \n" ); document.write( "\n" ); document.write( "=========================== \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |