x2+7x+12 x2 +7x +12 (x )(x ) ( +4)( +3) (x+4)(x+3) Factor: (x+4)(x+3) check: (x+4)(x+3) (x)(x) (x)(+3) (+4)(x) (+4)(+3) x2 3x 4x +12 x2 +7x +12