document.write( "Question 167951: hi i got a problem regarding rational expressions and i need a major help
\n" ); document.write( "here's the problem:\r
\n" ); document.write( "\n" ); document.write( "X^3 - 1 / 1 -x \r
\n" ); document.write( "\n" ); document.write( "thanks! \n" ); document.write( "

Algebra.Com's Answer #123800 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%28%28x%5E3+-+1%29%29%2F%28%281+-+x%29%29\"$
\n" ); document.write( ":
\n" ); document.write( "Recognize the numerator can be factored as the \"difference of cubes\"
\n" ); document.write( " $\"%28%28x-1%29%28x%5E2%2Bx%2B1%29%29%2F%28%281+-+x%29%29\"$
\n" ); document.write( ":
\n" ); document.write( "Factor out -1 in the denominator and you have;
\n" ); document.write( " $\"%28%28x-1%29%28x%5E2%2Bx%2B1%29%29%2F%28-1%28x-1%29%29\"$
\n" ); document.write( ":
\n" ); document.write( "Cancel out the (x-1)'s and you have:
\n" ); document.write( " $\"%28%28x%5E2%2Bx%2B1%29%29%2F%28-1%29\"$
\n" ); document.write( ":
\n" ); document.write( "Which is:
\n" ); document.write( " $\"-%28x%5E2%2Bx%2B1%29\"$
\n" ); document.write( ";
\n" ); document.write( "Was this the \"Major help\" you needed? \n" ); document.write( "

\n" );