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stul 3 -) 1 Stabiliti valoarea de adevăr a propozitiilor: a 17 (8, 10, 15, 17, 20); b (2, 7, 10, 14, 16, 5) (2, 4, 5, 7); c8 (nine N, n=2-a, a e N); d (1, 3, 10) (0, 1, 2, ..., 12, 13). 136X²-1≤90);





vă rog urgent dau coroana!!!!!!!​


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