3 x 4 2 (- 2x 1 0
- 3x 4 2x 2 1 0
- X 4 2x 3 3x 2 2x 1 0
- X 4 2x 3 13x 2 2x 1 0
- X 4 4x 3 3x 2 2x 1 0
- X 5 x 4 2x 3 2x 2 x 1 0
- X 4 2x 3 4x 2 2x 1 0
- X 4 2x 3 6x 2 2x 1 0
- X 4 2x 3 5x 2 2x 1 0
- X 5 2x 4 3x 3 3x 2 2x 1 0
- 4 x 2 3x 2 3 2x 2 6x 1 1 0
- 3 x 2 )( 4 x 1 8 2x 1 0
- X 4 6x 3 8x 2 2x 1 0
- Solve x 4 2x 3 x 2 2x 1 0
- 3 2x 2 5.6 x 4 x 1 0