X 9 )( 2x 1 )= 0
- X 1 )( 2x 7 )( 9 x 0
- 9 x 2 x 5 3 x 9 2x 1 0
- X 1 )( 2x 7 )( 9 x ≤ 0
- 4 2x 1 5 9 x 0 5
- 2x 1 )( 4 12x )( x 9 ) 0
- 2x 1 9 x 2 3 0
- X2 x 9 )( 2x 1 )= 0
- 9 x 2 )( 2x 1 )= 0
- 9 2x 1 2 4 x 1 2 0
- 3 * 9 x 2 * 15 x 5 2x 1 0
- X 1 9 )( 2x 5 0
- 2 log x 9 )- log 2x 1 )= 0
- 2 x - 1 = 0.75x + 9
- 9 2x 1 3 x 1 6 0
- Tìm x biết 9 x 2 )( 2x 1 )= 0