有关P3log2a的精选大全

设*P={3,log2a},Q={a,b},若P∩Q={0},则P∪Q=(   )A.{3,0}      ...
问题详情:设*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}【回答】B知识点:*与函数的概念题...
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