document.write( "Question 343995: Decompose into partial fractions:\r
\n" ); document.write( "\n" ); document.write( "x^2+1/(x+1)^3 \n" ); document.write( "

Algebra.Com's Answer #246521 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!

\n" ); document.write( " $\"x%5E2%2B1=A%28x%2B1%29%5E2%2BB%28x%2B1%29%2BC\"$
\n" ); document.write( " $\"x%5E2%2B1=A%28x%5E2%2B2x%2B1%29%2BBx%2BB%2BC\"$
\n" ); document.write( " $\"x%5E2%2B1=Ax%5E2%2B2Ax%2BA%2BBx%2BB%2BC\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "1. $\"x%5E2\"$ : $\"A=1\"$
\n" ); document.write( "2. $\"x%5E1\"$ : $\"2A%2BB=0\"$
\n" ); document.write( "3. $\"x%5E0\"$ : $\"A%2BB%2BC=1\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "From eq. 2,
\n" ); document.write( " $\"2A%2BB=0\"$
\n" ); document.write( " $\"2%2BB=0\"$
\n" ); document.write( " $\"B=-2\"$
\n" ); document.write( "From eq. 3,
\n" ); document.write( " $\"1-2%2BC=1\"$
\n" ); document.write( " $\"C=2\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "

\n" ); document.write( "

\n" );