document.write( "Question 1209800: Simplify (x^4 + x^3 + x^2 + x + 1) + (x^4 - x^3 + x^2 - x + 1). \n" ); document.write( "
Algebra.Com's Answer #850534 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "Put the second polynomial under the first polynomial and add\r\n" );
document.write( "the corresponding terms.  \r\n" );
document.write( "\r\n" );
document.write( " x4 + x3 +  x2 + x + 1 \r\n" );
document.write( " x4 - x3 +  x2 - x + 1\r\n" );
document.write( "----------------------\r\n" );
document.write( "2x4      + 2x2     + 2\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\n" ); document.write( "
\n" );