Ajutor vă rog vă rog
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Răspuns:
2/6=4/12
2·12=6·4
24=24 (A)
___________
2/12=1/6
2·6=12·1
12=12 (A)
_____________
3/9=1/18
3·1≠9·18 (F)
___________
1/7=1/7 (A)