3 x 2 7 × 14 July 8, 2019 16 32 64 128 3 x 2 7 14 X 3 6x 2 14x 7 3 2 x 5 7 11 14 13 21 x 2 5 7 3 14 5 3 x )+ 2 x 7 )=- 14 2 9 * x (- 3 7 )( 14 5 3 x + 2 7 × 14 3 x 2 2 7 140 3 x 2 )- 7 2x 14 2x 3 x 2 14x 7 (( 6 x 3 2 7 14 2x 3 x 2 14x 7 factor 6x 3 3x 2 14x 7 3x 2 7 140 3 11 x 7 2 x 14 15