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|x-2|<3
Ajutati-ma, va rog!


Răspuns :

daca ,x apartine R, x>0 -> x-2<3->x<5 -> x apartine (0,5);
daca, x apartine R , x<0 -> 2-x<3 -> -x<1 ->x>1 -> x apartine multimea vida