Related Post: 2 X 2 1 )= 5x 2 X 2 1 5 2 2x 2 5x 1 X 2 2 5x 1 0 2 2x 1 2 5 2 X 4 )+ 2 5x 1 2 X 4 )= 1 2 5x 12 3x 2 )( X 2 5x 1 2 3 X 2 5x 1 X 2 2 5 1 10