设https://bgk-photo.cdn.bcebos.com/9345d688d43f879475a9924ec21b0ef41bd53a78.jpg,求https://bgk-photo.cdn.bcebos.com/faedab64034f78f00060409369310a55b3191c63.jpg, CXA,CXA∪CXB, CXA∩CXB.
设https://bgk-photo.cdn.bcebos.com/9345d688d43f879475a9924ec21b0ef41bd53a78.jpg,求https://bgk-photo.cdn.bcebos.com/faedab64034f78f00060409369310a55b3191c63.jpg, CXA,CXA∪CXB, CXA∩CX
B、
发布时间：2026-01-25 22:05:31
CXA=X\A={1,2,3,4,5,6}\{1,2,3}={4,5,6}CXB=X\B={1,2,3,4,5,6}\{2,4,6}={1,3,5}=CCXA∪CXB={4,5,6}∪{1,3,5}={1,3,4,5,6}CXA∩CXB={4,5,6}∩{1,3,5}={5}.
