不等式（x2-1）（x2-6x+8）≥0的解集是（  ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='15528' and id < 2627645 and id<>'2627645' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='15528' and id > 2627645 and id<>'2627645' order by id asc limit 5