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辽宁省葫芦岛市第八高级中学2019-2020学年高一上学期期中数学试题
适用年级:高一 试卷类型:期中 试题总数:20 浏览次数:116 上传日期:2019-12-03
1 . 已知全集U={0,1,2}且figure={2},则集合A的真子集共有().
A.3个B.4个C.5个D.6个
更新:2019/12/30难度:0.94题型:单选题组卷:1669
2 . 已知全集U={1,2,3,4,5,6},集合P={1,3,5},Q={1,2,4},则eqId1a532aabf3204f3e879a707d9a2fb93d=
A.{1}B.{3,5}C.{1,2,4,6}D.{1,2,3,4,5}
更新:2020/04/01难度:0.65题型:单选题组卷:677
3 . 已知fx-1)=xeqId97c46a9440cf4854b807db195638c9fd+4x-5,则fx)等于(   )
A.xeqId97c46a9440cf4854b807db195638c9fd+6xB.xeqId97c46a9440cf4854b807db195638c9fd+8x+7C.xeqId97c46a9440cf4854b807db195638c9fd+2x-3D.xeqId97c46a9440cf4854b807db195638c9fd+6x-10
更新:2019/12/03难度:0.94题型:单选题组卷:115
4 . “”是““的  
A.充分而不必要条件B.必要而不充分条件
C.充分必要条件D.既不充分也不必要条件
更新:2019/12/03难度:0.94题型:单选题组卷:294
5 . 设集合A={x|1<x<2},B={x|x<a}满足AeqIdb2f7663a44f6480aab967ac28584cba8B,则实数a的取值范围是(   )
A.[2,+eqId4976a3f7122043c4ac3fdc5d2e1f2011)B.(-eqId4976a3f7122043c4ac3fdc5d2e1f2011,1]C.(2,+eqId4976a3f7122043c4ac3fdc5d2e1f2011)D.(-eqId4976a3f7122043c4ac3fdc5d2e1f2011,2]
更新:2019/12/03难度:0.85题型:单选题组卷:104
6 . 已知eqId6f13759e937144069819aed2ae5a1057是定义在R上奇函数,eqId26126945e23544d9b0cecaf9cf4809ac时,eqId8d4dd589bc674d26af835a0a7def7c8f,则在eqId4db620a5946b4ee0a9f530f35a6d505aeqId6f13759e937144069819aed2ae5a1057的表达式是(   )
A.eqIdfb41ea9b368d414baebd4abbd581b6baB.eqId03fecc401eea41c088ac7ce0fc89f8afC.eqIde0e9eb9b4517419ea67616e73927788bD.eqId3ae9fefbdc4841c49741fb0e02dd141d
更新:2019/12/03难度:0.94题型:单选题组卷:912
7 . 设函数eqId172b0b80cde34b4398e004815362179d,若eqId67001280808c4fd29b8c331c7c91fccb,则eqId3acff6a5eefa4a1095b44bbd74214790  eqId1dff27163d4a47f3a3201b3b8d5ae407
A.eqId40dc3382431b4d6590c0446bc96ba770或3B.2或3C.eqId40dc3382431b4d6590c0446bc96ba770或2D.eqId40dc3382431b4d6590c0446bc96ba770或2或3
更新:2020/06/19难度:0.65题型:单选题组卷:371
8 . 下列选项中的两个函数表示同一个函数的是()
A.eqId864d852ed3944920a29f61d440d477baeqId9672d9c816294598a16d1e9736a41f16
B.eqId0bfd5f28df9e4994bfb190a11e469498
C.eqIdac7ba50b8b22405982b088bd1e7660ac
D.eqId055e982f3aec48f9a9f5ba8abcf4b952
更新:2020/04/09难度:0.94题型:单选题组卷:1283
9 . 下列函数是偶函数且在区间eqId9a187eb148c44a538e78dce5265ac678上为增函数的是(  )
A.eqIdbd7573e1dfa74982ae46a8861bdd1f50B.eqId9a5b4e08a3a343fa9e94ceffbc76d552C.eqIdaf8b99c894074cfc9943e10ada4dd0a4D.eqId822f46ae4dfa4d9cbe4374db68b3f9ce
更新:2020/06/23难度:0.85题型:单选题组卷:727
10 . 若函数fx)是定义域为R的奇函数,且fx)在(0,+eqId4976a3f7122043c4ac3fdc5d2e1f2011) 上有一个零点,则fx)的零点个数为(   )
A.1B.2C.3D.4
更新:2019/12/03难度:0.85题型:单选题组卷:52
11 . 如果二次函数y=xeqId97c46a9440cf4854b807db195638c9fd+mx+(m+3)有两个不同的零点,则m的取值范围是(   )
A.(-2,6)B.(6,+eqId4976a3f7122043c4ac3fdc5d2e1f2011)C.{-2,6}D.(-eqId4976a3f7122043c4ac3fdc5d2e1f2011,-2)eqId65b526d477654079ab149f7ce82970eb(6,+eqId4976a3f7122043c4ac3fdc5d2e1f2011
更新:2020/01/01难度:0.85题型:单选题组卷:206
12 . 已知函数fx)是R上的奇函数,在(0,+eqId4976a3f7122043c4ac3fdc5d2e1f2011)上是增函数,且f(3)=0,则满足fx)>0的实数x的范围是(   )
A.(eqId925bc3f5020f4aeab746161d365c53daeqId4976a3f7122043c4ac3fdc5d2e1f2011eqId925bc3f5020f4aeab746161d365c53da3)eqId65b526d477654079ab149f7ce82970eb(0,3)B.(eqId925bc3f5020f4aeab746161d365c53da3,0)eqId65b526d477654079ab149f7ce82970eb(3,+eqId4976a3f7122043c4ac3fdc5d2e1f2011
C.(eqId925bc3f5020f4aeab746161d365c53daeqId4976a3f7122043c4ac3fdc5d2e1f2011eqId925bc3f5020f4aeab746161d365c53da3)eqId65b526d477654079ab149f7ce82970eb(3,+eqId4976a3f7122043c4ac3fdc5d2e1f2011D.(eqId925bc3f5020f4aeab746161d365c53da3,0)eqId65b526d477654079ab149f7ce82970eb(0,3)
更新:2019/12/03难度:0.85题型:单选题组卷:75
13 . 在①1eqIdb2f7663a44f6480aab967ac28584cba8{0,1,2};②{1}eqIdb57ec61e8c4c4ff9a8ec6fa9c930a229{0,1,2};③{0,1,2}eqIdb2f7663a44f6480aab967ac28584cba8{0,1,2};④eqId55d55b6bb174468fa5079f56459267a6eqIdb2f7663a44f6480aab967ac28584cba8{0}上述四个关系中,错误的是_________.
更新:2019/12/03难度:0.85题型:填空题组卷:87
14 . 如果奇函数fx)在[3,7]上是增函数且最小值是5,那么fx)在[-7,-3]上是_________.
①减函数且最小值是-5;   ②减函数且最大值是-5;
③增函数且最小值是-5;   ④增函数且最大值是-5
更新:2020/02/17难度:0.85题型:填空题组卷:66
更新:2020/02/06难度:0.94题型:填空题组卷:340
16 . 已知集合,则_______.
更新:2019/12/03难度:0.85题型:填空题组卷:677
17 . 求下列函数的定义域.
(1)y=eqId3245ce58a93d49dba732cfc0af7efbafeqId0af382a934014e3bb652ec86c32034aa
(2)y=eqId5435b02fcf5a4f5c82dc86d5ddbebb75.
更新:2019/12/03难度:0.65题型:解答题组卷:420
18 . 已知函数fx)=eqId62cd7b079571483880ce53696a5e5b68的定义域为集合Agx)=eqIdd97dc0905c1d4b8ba219547c1aebdce1的定义域为集合BC={xeqIdb57ec61e8c4c4ff9a8ec6fa9c930a229R|x<ax>a+1}
(1)求集合A,(CeqId63e8be8a793d4ff69a6c49ed4679d08fAeqId0a4f1cc972ff48069db9a7e6fecb6358B
(2)若AeqId65b526d477654079ab149f7ce82970ebC=R,求实数a的取值范围
更新:2019/12/03难度:0.65题型:解答题组卷:80
19 . 已知函数eqId00a0fd5aa29446028191fc5345b3af91,利用定义证明:
(1)eqId6f13759e937144069819aed2ae5a1057为奇函数;
(2)eqId6f13759e937144069819aed2ae5a1057eqId97f4c0a5c894467eb025a2961cb857af,+eqId4976a3f7122043c4ac3fdc5d2e1f2011)上是增加的.
更新:2019/12/03难度:0.65题型:解答题组卷:184
20 . 已知函数f(x)=xfigure+2ax+2, xfigure.
(1)当a=-1时,求函数的最大值和最小值;
(2) 若y=f(x)在区间figure上是单调函数,求实数 a的取值范围.
更新:2020/01/02难度:0.85题型:解答题组卷:1562