问题
选择题
全集U={﹣3,﹣2,﹣1,0,1,2,3,4,5,6},集合A={﹣1,0,1,2,3},
B={﹣2,3,4,5,6},则CU(A∪B)= [ ]
A.{﹣3}
B.{﹣3,﹣2}
C.{﹣3,﹣2,﹣1,0,1,2,4,5,6}
D.{3}
答案
答案:A
全集U={﹣3,﹣2,﹣1,0,1,2,3,4,5,6},集合A={﹣1,0,1,2,3},
B={﹣2,3,4,5,6},则CU(A∪B)= [ ]
A.{﹣3}
B.{﹣3,﹣2}
C.{﹣3,﹣2,﹣1,0,1,2,4,5,6}
D.{3}
答案:A