A={1,2,3};B={3,4,5} 下面关于传统集合运算正确的是:
A、AUB = {1,2,3,4,5};
B、A∩B = {3};
C、A-B = {1,2};
D、A x B = {12,13,14,15,23,24,25,33,34,35}
发布时间:2025-08-08 13:18:17
A、AUB = {1,2,3,4,5};
B、A∩B = {3};
C、A-B = {1,2};
D、A x B = {12,13,14,15,23,24,25,33,34,35}