Question

помагите даю 45 балл

Answer 1

х+2(х-1)²×3(х-1)(х-2)×(х+2)-3х-2=>
1х-1×3х-2-3х-2=>
3(х-1)×(х-2)-3х-2=>
3-3(х-1)(х-1)×(х-2)=>
3-3х+3(х-1)×(х-2)=>
6-3х(х-1)×(х-2)=>
-3(-2+х)(х-1)×(х-2)=>
-3х-1=>
- 3х-1
Ответ :- 3х-1