题目内容
设集合U={1,2,3,4,5},M={1,2,3},N={2,5},则M∩(N)等于
{2}
{2,3}
{3}
{1,3}
设集合U={1,2,3,4},A={1,2}则CU(A∪B)=
{1,2,4}
{1,4}
设集合U={1,2,3,4},A={1,3},B={3,4},则C∪(A∪B)=
{1,3,4}
设集合U={1,2,3,4,5},A={1,3,5},B={2,3,5},则CU(A∩B)=
{4}
{3,5}
φ
设集合U={1,2,3,4},M={x∈U|x2-5x+p=0},若CUM={2,3},则实数p的值
为
-4
4
-6
6
设集合U={1,2,3,4,5},A={1,2},B={2,4},则CU(A∪B)=________.