2 x 1 ) 3 x 2 )= 5x 4
- 2 x 1 )+ 3 x 2 )= 5x 4
- 2x x 2 1 3 x 2 5x 4
- 5 x 1 )- 3 x 2 )=- 5x 4
- 2x 1 3 x 2 2 5x 4 6
- 3x 2 x 1 2x 2 5x 4
- 2x 3 3x 2 5x 4 x 2 x 1
- 2 x )( 1 2x )+( 1 x )-( x 4 x 3 5x 2 5
- X 4 )( x 1 )- 3 căn x 2 5x 2 6
- X 1 )( x 4 )- 3 √ x 2 5x 2 6
- 5 2x 3 )( x 2 )- 2 5x 4 )( x 1 )= 75
- 2 x 1 )- 3 4x 1 )= 2 x 1 )- 3 5x 4 )+ 6x
- X 2 3 12 x 2 5x 36 4 1