👤

{x apartine lui R| 1<|x|<2 }.Aflati x.

Răspuns :

|x|>1
|x|<2
x>1
x<-1
|x|<2
x apartine [- infinit,-1]U[1,infinit]
|x|<2
x apartine[- infinit,-1]U[1/infinit]
x<2
x>-2
x apartine [- infinit,-1]U[1,infinit]
x apartine [-2,2]
x apartine [-2,-1]U[1/2]