问题
填空题
计算:
|
答案
原式=
•8 1
•9 2
•10 3
•11 4
•12 5
•13 6
•14 7
•15 8 16 9
•10 1
•11 2
•12 3
•13 4
•14 5
•15 6 16 7
=8•9 8•9
=1.
故答案为:1.
计算:
|
原式=
•8 1
•9 2
•10 3
•11 4
•12 5
•13 6
•14 7
•15 8 16 9
•10 1
•11 2
•12 3
•13 4
•14 5
•15 6 16 7
=8•9 8•9
=1.
故答案为:1.