题目内容
设集合P={3,log2a},Q={a,b},若P∩Q={0},则P∪Q=( )
A.{3,0} B.{3,0,1 } C.{3,0,2} D.{3,0,1,2}
B;
设集合P={3,log2a},Q={a,b},若P∩Q={0},则P∪Q=
{3,0}
{3,0,2}
{3,0,1}
{3,0,1,2}
A.{3,0}
B.{3,0,1}
C.{3,0,2}
D.{3,0,1,2}
设集合P={3,log2a},Q={a,b},若P∩Q={0},则P∪Q等于( )
A.{3,0} B.{3,0,1}
C.{3,0,2} D.{3,0,1,2}
设集合P={3,log2a},Q={a,b},若P∩Q={0},则P∪Q= ( )
A.{3,0} B.{3,0,1 } C.{3,0,2} D.{3, 0,1,2}