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从数字1到数字15中选5个数字和值是43的,有多少种?(数字不重复)
题目详情
从数字1到数字15中选5个数字和值是43的,有多少种?(数字不重复)
▼优质解答
答案和解析
134种,分别为：
1,2,11,14,15
1,2,12,13,15
1,3,10,14,15
1,3,11,13,15
1,3,12,13,14
1,4,10,13,15
1,4,11,12,15
1,4,11,13,14
1,4,9,14,15
1,5,10,12,15
1,5,10,13,14
1,5,11,12,14
1,5,8,14,15
1,5,9,13,15
1,6,10,11,15
1,6,10,12,14
1,6,11,12,13
1,6,7,14,15
1,6,8,13,15
1,6,9,12,15
1,6,9,13,14
1,7,10,11,14
1,7,10,12,13
1,7,8,12,15
1,7,8,13,14
1,7,9,11,15
1,7,9,12,14
1,8,10,11,13
1,8,9,10,15
1,8,9,11,14
1,8,9,12,13
1,9,10,11,12
2,3,10,13,15
2,3,11,12,15
2,3,11,13,14
2,3,9,14,15
2,4,10,12,15
2,4,10,13,14
2,4,11,12,14
2,4,8,14,15
2,4,9,13,15
2,5,10,11,15
2,5,10,12,14
2,5,11,12,13
2,5,7,14,15
2,5,8,13,15
2,5,9,12,15
2,5,9,13,14
2,6,10,11,14
2,6,10,12,13
2,6,7,13,15
2,6,8,12,15
2,6,8,13,14
2,6,9,11,15
2,6,9,12,14
2,7,10,11,13
2,7,8,11,15
2,7,8,12,14
2,7,9,10,15
2,7,9,11,14
2,7,9,12,13
2,8,10,11,12
2,8,9,10,14
2,8,9,11,13
3,4,10,11,15
3,4,10,12,14
3,4,11,12,13
3,4,7,14,15
3,4,8,13,15
3,4,9,12,15
3,4,9,13,14
3,5,10,11,14
3,5,10,12,13
3,5,6,14,15
3,5,7,13,15
3,5,8,12,15
3,5,8,13,14
3,5,9,11,15
3,5,9,12,14
3,6,10,11,13
3,6,7,12,15
3,6,7,13,14
3,6,8,11,15
3,6,8,12,14
3,6,9,10,15
3,6,9,11,14
3,6,9,12,13
3,7,10,11,12
3,7,8,10,15
3,7,8,11,14
3,7,8,12,13
3,7,9,10,14
3,7,9,11,13
3,8,9,10,13
3,8,9,11,12
4,5,10,11,13
4,5,6,13,15
4,5,7,12,15
4,5,7,13,14
4,5,8,11,15
4,5,8,12,14
4,5,9,10,15
4,5,9,11,14
4,5,9,12,13
4,6,10,11,12
4,6,7,11,15
4,6,7,12,14
4,6,8,10,15
4,6,8,11,14
4,6,8,12,13
4,6,9,10,14
4,6,9,11,13
4,7,8,10,14
4,7,8,11,13
4,7,8,9,15
4,7,9,10,13
4,7,9,11,12
4,8,9,10,12
5,6,7,10,15
5,6,7,11,14
5,6,7,12,13
5,6,8,10,14
5,6,8,11,13
5,6,8,9,15
5,6,9,10,13
5,6,9,11,12
5,7,8,10,13
5,7,8,11,12
5,7,8,9,14
5,7,9,10,12
5,8,9,10,11
6,7,8,10,12
6,7,8,9,13
6,7,9,10,11
1,2,11,14,15
1,2,12,13,15
1,3,10,14,15
1,3,11,13,15
1,3,12,13,14
1,4,10,13,15
1,4,11,12,15
1,4,11,13,14
1,4,9,14,15
1,5,10,12,15
1,5,10,13,14
1,5,11,12,14
1,5,8,14,15
1,5,9,13,15
1,6,10,11,15
1,6,10,12,14
1,6,11,12,13
1,6,7,14,15
1,6,8,13,15
1,6,9,12,15
1,6,9,13,14
1,7,10,11,14
1,7,10,12,13
1,7,8,12,15
1,7,8,13,14
1,7,9,11,15
1,7,9,12,14
1,8,10,11,13
1,8,9,10,15
1,8,9,11,14
1,8,9,12,13
1,9,10,11,12
2,3,10,13,15
2,3,11,12,15
2,3,11,13,14
2,3,9,14,15
2,4,10,12,15
2,4,10,13,14
2,4,11,12,14
2,4,8,14,15
2,4,9,13,15
2,5,10,11,15
2,5,10,12,14
2,5,11,12,13
2,5,7,14,15
2,5,8,13,15
2,5,9,12,15
2,5,9,13,14
2,6,10,11,14
2,6,10,12,13
2,6,7,13,15
2,6,8,12,15
2,6,8,13,14
2,6,9,11,15
2,6,9,12,14
2,7,10,11,13
2,7,8,11,15
2,7,8,12,14
2,7,9,10,15
2,7,9,11,14
2,7,9,12,13
2,8,10,11,12
2,8,9,10,14
2,8,9,11,13
3,4,10,11,15
3,4,10,12,14
3,4,11,12,13
3,4,7,14,15
3,4,8,13,15
3,4,9,12,15
3,4,9,13,14
3,5,10,11,14
3,5,10,12,13
3,5,6,14,15
3,5,7,13,15
3,5,8,12,15
3,5,8,13,14
3,5,9,11,15
3,5,9,12,14
3,6,10,11,13
3,6,7,12,15
3,6,7,13,14
3,6,8,11,15
3,6,8,12,14
3,6,9,10,15
3,6,9,11,14
3,6,9,12,13
3,7,10,11,12
3,7,8,10,15
3,7,8,11,14
3,7,8,12,13
3,7,9,10,14
3,7,9,11,13
3,8,9,10,13
3,8,9,11,12
4,5,10,11,13
4,5,6,13,15
4,5,7,12,15
4,5,7,13,14
4,5,8,11,15
4,5,8,12,14
4,5,9,10,15
4,5,9,11,14
4,5,9,12,13
4,6,10,11,12
4,6,7,11,15
4,6,7,12,14
4,6,8,10,15
4,6,8,11,14
4,6,8,12,13
4,6,9,10,14
4,6,9,11,13
4,7,8,10,14
4,7,8,11,13
4,7,8,9,15
4,7,9,10,13
4,7,9,11,12
4,8,9,10,12
5,6,7,10,15
5,6,7,11,14
5,6,7,12,13
5,6,8,10,14
5,6,8,11,13
5,6,8,9,15
5,6,9,10,13
5,6,9,11,12
5,7,8,10,13
5,7,8,11,12
5,7,8,9,14
5,7,9,10,12
5,8,9,10,11
6,7,8,10,12
6,7,8,9,13
6,7,9,10,11
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