document.write( "Question 1015820: factor : x^2 - 121 \n" ); document.write( "

Algebra.Com's Answer #632210 by ikleyn(52806) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "factor : x^2 - 121
\n" ); document.write( "---------------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"x%5E2+-+121\"$ = $\"x%5E2+-+11%5E2\"$ = (x+11)*(x-11).\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Since $\"a%5E2+-+b%5E2\"$ = (a+b)*(a-b).\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );