Related Post: 2 1 1 0 1 3 2 1 1 0 1 25x 2 10x 1 1 0 16x 2 16x 1 0 If A 1 2 1 0 1 1 2 X 1 )+ 1 0 1 0 1 2 1 4 1 0 1 2 1 9 3x 1 2 1 )( 4x 1 )= 0 1 2 * 0 8 * 1 1