Ответ: (7−1)⋅(7+1)⋅(72+1)⋅(74+1)⋅(78+1)−716+31 =20760515
1) 7-1=6
2) 7+1=8
3) 72+1=73
4) 74+1=75
5) 78+1=79
6) 6*8=48
7) 48*73=3504
8) 3504*75=262800
9) 262800*79=20761200
10) 20761200-716=20760484
11) 20760484+31=20760515
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Ответ: (7−1)⋅(7+1)⋅(72+1)⋅(74+1)⋅(78+1)−716+31 =20760515
1) 7-1=6
2) 7+1=8
3) 72+1=73
4) 74+1=75
5) 78+1=79
6) 6*8=48
7) 48*73=3504
8) 3504*75=262800
9) 262800*79=20761200
10) 20761200-716=20760484
11) 20760484+31=20760515