document.write( "Question 1140844: solve the equation x^4-13x^2+30=0. list the real solutions separated by commas? \n" ); document.write( "
Algebra.Com's Answer #761352 by ikleyn(52787)\"\" \"About 
You can put this solution on YOUR website!
.
\n" ); document.write( "
\r\n" );
document.write( "Factor the given equation in this way\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    \"x%5E4+-+13x%5E2+%2B+30\" = \"%28x%5E2-10%29%2A%28x%5E2-3%29\" = 0.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The roots are  \"x%5B1%5D\" = \"sqrt%2810%29\",  \"x%5B2%5D\" = \"-sqrt%2810%29\",  \"x%5B3%5D\" = \"sqrt%283%29\",  \"x%5B4%5D\" = \"-sqrt%283%29\".\r\n" );
document.write( "
\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "----------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Do you understand everything in my solution ?\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "If not, let me know by posting your message through the \"Thank you\" window.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "In this case, refer to the problem's ID number 1140844.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
\n" );