document.write( "Question 244844: what kind of roots does x^2+2x+8=0 have? \n" ); document.write( "
Algebra.Com's Answer #179011 by rapaljer(4671)![]() ![]() You can put this solution on YOUR website! x^2+2x+8=0 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Calculate \n" ); document.write( "b^2-4ac \n" ); document.write( "2^2 -4*1*8 \n" ); document.write( "4-32 , which is a negative. Since this is negative, this means that you have complex roots.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Dr. Robert J. Rapalje, Retired \n" ); document.write( "Seminole State College of Florida \n" ); document.write( "Altamonte Springs Campus\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |