Réponse:
1. x € ( - 3 , 2 ]
2 x € ( - infini , - 4 ) U ( - 1/2 , infini )
3. x € ( - infini , 2/2 ) U ( [ 2 , infini )
4. x € ( - 1 , 2 )
5. x € ( - 7 , 7 ]
6. x € ( - 5 , - 3/2 ] U [ 3/2 , 5 )
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Réponse:
1. x € ( - 3 , 2 ]
2 x € ( - infini , - 4 ) U ( - 1/2 , infini )
3. x € ( - infini , 2/2 ) U ( [ 2 , infini )
4. x € ( - 1 , 2 )
5. x € ( - 7 , 7 ]
6. x € ( - 5 , - 3/2 ] U [ 3/2 , 5 )