X 3 6x 2 1 0
- X 3 6x 2 9x 1 0
- X 3 6x 2 12x 1 0
- X 3 6x 2 5x 1 0
- X 3 3x 2 6x 1 0
- X 4 5x 3 6x 2 5x 1 0
- X 4 6x 3 10x 2 6x 1 0
- X 4 4x 3 6x 2 4x 1 0
- X 4 3x 3 6x 2 3x 1 0
- X 4 2x 3 6x 2 2x 1 0
- X 4 6x 3 11x 2 6x 1 0
- X 4 6x 3 7x 2 6x 1 0
- Log2 x 2 3 )- log2 6x 10 )+ 1 0
- Tìm x biết x 4 4x 3 6x 2 4x 1 0
- X 3 2x 2 6x 1 0
- X 4 x 3 6x 2 5 x 1 )= 0