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DarkKnight77
a fost răspuns

1/150+2/150+3/150+.......+149/150= ? , as aprecia ajutor , dau 10 puncte

Răspuns :

Mmmirumiruoyyg13

Notam multimea cu S

S= 1/150+2/150+3/150+...+149/150

S=[(1+149/150)]x150/2

S=75

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