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Ex 1 va rog rapid!Dau coroana!!

Ex 1 Va Rog RapidDau Coroana class=

Răspuns :

Răspuns:

3/41 × 8/9 - 1/2 × 3/41 + 17/9 × 3/41 =

3/41 × (8/9 - 1/2 + 17/9) =

3/41 × (25/9 - 1/2) =

3/41 × (50-9)/18 =

3/41 × 41/18 =

3/18 =

1/6