Posted by Felicia on Saturday, April 17, 2010 at 2:45am.
(2x1)(x+2)

9th grade  bijay, Saturday, April 17, 2010 at 2:50am
(2x1)(x+2)
=2x(x+2)1(x+2)
=2x^2+4xx+2
=2x^2+3x+2 
9th grade  Tola Lemma, Friday, April 24, 2015 at 4:51am
(2x1)(x+2) =2x squere+3x2