X 4 5x 2 1 0
- X 4 5x 3 8x 2 5x 1 0
- X 4 5x 3 6x 2 5x 1 0
- X 4 5x 3 2x 2 5x 1 0
- X 4 3x 3 2x 2 5x 1 0
- X 5 5x 4 10x 3 10x 2 5x 1 0
- X 4 5x 3 12x 2 5x 1 0
- X 4 4x 3 5x 2 4x 1 0
- X 4 3x 3 5x 2 3x 1 0
- Solve x 4 5x 3 8x 2 5x 1 0
- X 1 2 5x 1 4 6 0
- X 5 5x 4 9x 3 9x 2 5x 1 0
- Cho phương trình 2x 4 5x 2 x 1 0
- 5x 2 5 4 x 2 2x 1 )= 0
- X 4 x 1 5x 2 6x 6 0
- X 4 5x 2 1 0 হলে x 1 x =