document.write( "Question 673819: how do you completely factor 10x^2-5x-5 \n" ); document.write( "
\n" ); document.write( "Hi,\n" ); document.write( "10x^2-5x-5 = 5(2x^2 -x-1)= 5(2x+1)(x-1)\n" ); document.write( "check factoring of (2x^2 -x-1) using FOIL\n" ); document.write( "F First terms\n" ); document.write( "O Outside terms\n" ); document.write( "I Inside terms\n" ); document.write( "L Last terms\n" ); document.write( "