document.write( "Question 890005: Please help me find the inverse of f(x)= 2x^11 + 7x^5 + x + 3 \n" ); document.write( "
Algebra.Com's Answer #538632 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "There is no way to solve an 11-degree polynomial\r\n" );
document.write( "algebraically.  The best you could do would be to\r\n" );
document.write( "draw the graph of its inverse by finding points\r\n" );
document.write( "on f(x), such as \r\n" );
document.write( "\r\n" );
document.write( "(-1,7), then its reverse (7,-1) is a point of f-1(x).\r\n" );
document.write( "(0,3), then its reverse (3,0) is a point of f-1(x).\r\n" );
document.write( "(1,13), then its reverse (13,1) is a point of f-1(x).\r\n" );
document.write( "etc., etc.\r\n" );
document.write( "\r\n" );
document.write( "You could graph it that way.  But there is no closed algebraic\r\n" );
document.write( "expression for f-1(x)\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\n" ); document.write( "
\n" );