document.write( "Question 624721: I need help trying to solve this. Well I know the answer, I just need a deeper explanation. \r
\n" ); document.write( "\n" ); document.write( "x^2-x-6/x^2-4\r
\n" ); document.write( "\n" ); document.write( "The answer they gave was x-3/x-2 \n" ); document.write( "
Algebra.Com's Answer #392968 by Edwin McCravy(20065)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "\"%28x%5E2-x-6%29%2F%28x%5E2-4%29\"\r\n" );
document.write( "\r\n" );
document.write( "The numerator x²-x-6 factors as (x-3)(x+2)\r\n" );
document.write( "\r\n" );
document.write( "To see how to do that watch this youtube video:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "http://www.youtube.com/watch?v=jR6RBA9bois&feature=relmfu\r\n" );
document.write( "\r\n" );
document.write( "The denominator x²-4 factors as (x-2)(x+2)\r\n" );
document.write( "\r\n" );
document.write( "To see how to do that watch this youtube video:\r\n" );
document.write( "\r\n" );
document.write( "http://www.youtube.com/watch?v=_qyVzH3e1dY\r\n" );
document.write( "\r\n" );
document.write( "So\r\n" );
document.write( "\r\n" );
document.write( "\"%28x%5E2-x-6%29%2F%28x%5E2-4%29\"\r\n" );
document.write( "\r\n" );
document.write( "becomes\r\n" );
document.write( "\r\n" );
document.write( "\"%28%28x-3%29%28x%2B2%29%29%2F%28%28x-2%29%28x%2B2%29%29\"\r\n" );
document.write( "\r\n" );
document.write( "Now the (x+2) on the top cancels with the (x+2)\r\n" );
document.write( "on the bottom, like this:\r\n" );
document.write( "\r\n" );
document.write( "\"%28%28x-3%29%28cross%28x%2B2%29%29%29%2F%28%28x-2%29%28cross%28x%2B2%29%29%29\"\r\n" );
document.write( "\r\n" );
document.write( "And all that's left is\r\n" );
document.write( "\r\n" );
document.write( "\"%28x-3%29%2F%28x-2%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" );