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3/7[3,5-1, (3)] ÷1,2​

Răspuns :

Raspuns:

3/7(3,5-1,(3)):1,2 ; 3/7(3,5-12/9):1,2 ; 3/7(7/2-12/9):6/5 ; 3/7×13/6:6/5 ; 1/7×13/2×5/6 ; 65/84

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