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Sa se determine multimile:
A={xIx ∈ R Ix+1I≤ 4}
B={xIx ∈ R -8≤x-3≤2}


Răspuns :

A. -4≤x+1≤4   /-1
-5≤x≤3, x∈[-5,3]

B. -8≤x-3≤2   /+3
-5≤x≤5, x∈[-5,5]