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[(3+3+3):3-3×1]×[(4+4+4):4-4×1]+1=

Răspuns :

[(3+3+3):3-3×1]×[(4+4+4):4-4×1]+1=
(9:3-3)×(12:4-4)+1=
(3-3)×(3-4)+1=
0×-1+1=
-1+1=
=0
[(3+3+3):3-3×1]×[(4+4+4):4-4×1]+1=1
=(9:3-3)
×(12:4-4)+1=
=(3-3)×(3-4)+1=
=0x(-1)+1=
=0+1=
=1