最新提问
我的动态
登录后查看动态
题目内容
Let $$S_8$$ represents the set of integers from 1 to 8, and let $$S_9$$ represents the set of integers from 1 to 9.
Quantity A
The number of the subsets of $$S_8$$
Quantity B
The number of the subsets of $$S_9$$ that contain the integer 9
C显示答案
· 相关考点
6.1.1 子集
6.1.1 子集
以上解析由 考满分老师提供。