2x 1 )( x 3 )( x 2 4 0
- 2x 4 3x 3 x 2 (- x 2 )+ 4 x 1 2 0
- X x 2 2x 1 5 2x 3 )( x 3 4 0
- 2 2x 4 16 * 2 x 3 2 x 1 16 0
- 2x 4 )( 1 5x 3 )( x 2 4 )= 0
- 3 x 2 )( 4 x 1 8 2x 1 0
- 2x 4 x (-( 1 )/( 2 ))- 3 sqrt 4 x )= 0
- X 1 )( x 2 )-( 2x 3 )( x 4 )- x 14 0
- X 1 )( x 2 2x 4 )- x 3 3x 2 16 0
- Solve x 4 2x 3 x 2 2x 1 0
- Tìm x biết 4x 1 2 4 2x 3 2 x 4 0