天津市第十四中学2022-2023学年高三上学期期末考试数学试卷(无答案)
试卷第1页,共5页天津市第十四中学2022-2023学年度第一学期期末考试高三数学试卷I卷(选择题)一、单选题1.设集合{|1}Uxx,{1,3,5,7}A,{|5}Bxx,则∩=()A.{1,3,5}B.{3,5}C.{1,3}D.{1,3,5,7}2.设aR,则“2a”是“2320aa”的()A.充分非必要条件B.必要非充分条件C.充要条件D.既非充分也非必要条件3.函数4xxxfxee的部分图象大致为()A.B.C.D.4.将某市参加高中数学建模竞赛的学生成绩分成6组,绘成频率分布直方图如图所示,现按成绩运用分层抽样的方法抽取100位同学进行学习方...
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