document.write( "Question 1162543: Write the partial fraction decomposition of the rational expression.
\n" ); document.write( "\"+x%2F%28x%2B1%29%28x%2B2%29+\"
\n" ); document.write( "

Algebra.Com's Answer #786351 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "\r\n" );
document.write( "\"+x%2F%28x%2B1%29%28x%2B2%29+\"\r\n" );
document.write( "\r\n" );
document.write( "\"+x%2F%28x%2B1%29%28x%2B2%29+=+A%2F%28x%2B1%29%2BB%2F%28x%2B2%29\"\r\n" );
document.write( "\r\n" );
document.write( "Multiply through by (x+1)(x+2)\r\n" );
document.write( "\r\n" );
document.write( "\"x+=+A%28x%2B2%29%2BB%28x%2B1%29\"\r\n" );
document.write( "\r\n" );
document.write( "Substitute x=-2\r\n" );
document.write( "\r\n" );
document.write( "\"-2+=+A%28-2%2B2%29%2BB%28-2%2B1%29\"\r\n" );
document.write( "\r\n" );
document.write( "\"-2+=+A%280%29%2BB%28-1%29\"\r\n" );
document.write( "\r\n" );
document.write( "\"-2+=+-B\"\r\n" );
document.write( "\r\n" );
document.write( "\"B=2\"\r\n" );
document.write( "\r\n" );
document.write( "Substitute x=-1\r\n" );
document.write( "\r\n" );
document.write( "\"-1+=+A%28-1%2B2%29%2B2%28-1%2B1%29\"\r\n" );
document.write( "\r\n" );
document.write( "\"-1+=+A%281%29%2B2%280%29\"\r\n" );
document.write( "\r\n" );
document.write( "\"-1+=+A\"\r\n" );
document.write( "\r\n" );
document.write( "\"+x%2F%28x%2B1%29%28x%2B2%29+=+%28-1%29%2F%28x%2B1%29%2B2%2F%28x%2B2%29\"\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );