5x 2 )- 3 2x 1 )=- 3x 7
- 5x 2 )- 3 2x 1 )=- 3x 7 giải phương trình
- 5x 2 2x 1 x 2 x 3x 3 7
- 7x 2 5x 3 )+( 2x 2 3x 1
- 5x 3 7x 1 )(- 2x 2 3x 9
- 5x 2 3x 4 )-( 2x 2 1 )-( 7x 3
- 2x 3 )( 5x 2 )+( 3x 7 )( 4x 1
- 3x 2 4 5x 1 3 2x 7 6
- Solve 5x 3 2x 7 5 3x 1 7 2
- 2 5x 3 )+ 4x 3 7 2x )= 5 3x 1 )+ 8
- 6x 3 5x 2 7 3x 2 2x 1 partial fraction
- Simplify 2x 3 )( 5x 2 )+( 3x 7 )( 4x 1