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江西省南昌市新建县第一中学2019-2020学年高一下学期线上期中考试数学试题
适用年级:高一 试卷类型:期中 试题总数:22 浏览次数:77 上传日期:2020-05-23
1 . 若eqIdc1019b1debc848ed94ad007f4a9d3633,则下列结论正确的是(   )
A.eqId9db8eeda536841aab04eeba45db10b88B.eqId71e570080d944aa99fe89e4b890956caC.eqIdba2e5ba6cb1249f2ad42ba5d138805e5D.eqId02c00a8d0c8a40a9bed5034947b65a66
更新:2020/05/23难度:0.94题型:单选题组卷:0
2 . 等差数列eqId93e38ecd74a24cb59da79181b95bfd3a的前四项之和为eqId9b6afb3342b1452a90ad83ee563fde14,后四项之和为eqId8719e1221d304cea8440e27b1aadf379,各项和为eqIdb5122c0deb584a5e9827970ac1a5a5ac,则此数列的项数为(   )
A.eqId8f65c930571d4ff6aa6a50029d46826eB.eqIddd4bf187d3fd47f6bcc24e568e09643eC.eqIdecb828cf922546bb9760e0ce5c95a9cbD.eqId401586f7a7f248b7904a4cfeaa2ed2f0
更新:2020/05/23难度:0.65题型:单选题组卷:0
3 . 设eqId7325f59d822c4c318b79153587a4f903均为正数且eqId8bc27010025c48dfa14dae2a768af6ec,则eqIdbc37898154f64d09933f9bd08f45ebec的最大值为(   )
A.eqId37705e1ef6a84bbdbe88433e75932cdfB.eqIdc052ddfbd4524f67a79e0e77c2e5656aC.eqId11f75c152f5341f39d020095cecda9b3D.eqId7d78b3d9ec5c4ac687714914740d55df
更新:2020/05/23难度:0.65题型:单选题组卷:0
4 . 夏季山上气温从山脚起每升高100米,降低0.7℃,已知山顶气温是14.1℃,山脚下气温是26℃,那么山顶相对山脚的高度是   (    )
A.1500米B.1600米C.1700米D.1800米
更新:2020/05/23难度:0.94题型:单选题组卷:511
5 . 已知eqIddb5481de79c946c0a760143297d5eade是公差不为0的等差数列eqId2c1230a9ef5a4968be599681d676dd2b的前eqIdf458db68122849abb588feb2e682d9ac项和,且eqId828b1f440b774d658131fc2bbb76c262成等比数列,则eqId45e32ef839e645d4bd0dadc71f922feb(   )
A.4B.6C.8D.10
更新:2020/05/23难度:0.85题型:单选题组卷:480
6 . 某企业生产甲、乙两种产品均需用eqIdeb53cb7cb0274f7d8f111c60f824c243两种原料,已知生产eqId37705e1ef6a84bbdbe88433e75932cdf吨每种产品需原料及每天原料的可用限额如表所示,如果生产eqId37705e1ef6a84bbdbe88433e75932cdf吨甲、乙产品可获利润分别为eqId8898c1dc81824f3098bbeae74e8f11fd万元、eqIdddd35c5d043e4ebeac32a99367053c68万元,则该企业每天可获得最大利润为(   )
类型


原料限额
eqIdcc614bd3390c4d028df189b234dcc351/吨
3
2
12
eqId8754ce8cf7f34f04abb9a0c041f57f5c/吨
2
2
8
 
A.eqId5557c7b84f794778b10717993bbb709e万元B.eqId1c1b006090344679b56b4c75d395cd8e万元C.eqIdb32ff68541484fdea87d22b7e81f85ed万元D.eqIdd7225001a06642ef81093263e6a2f9ac万元
更新:2020/05/23难度:0.65题型:单选题组卷:0
7 . 一个等比数列eqId054d5a7de5684002909fe944c86227c2的前eqIdf458db68122849abb588feb2e682d9ac项和为48,前eqId16915e0b1cb849dd911814a3ca35d611项和为60,则前eqIdf02d38527c8b4e99a19bbde465537681项和为()
A.63B.108C.75D.83
更新:2020/05/23难度:0.85题型:单选题组卷:880
8 . 若不等式eqIdccdf0fc889684a08ae1155fda98fa414的解集为空集,则实数eqId4d2187284c5d4de29906363f7d21f60f的取值范围是(   )
A.eqIdd2d791f456914a80af33c93c5cc6ea11B.eqIde853b1bf800d45349196b6ca01e4ff17C.eqId7866cdd713694d23943f903588364452D.eqIdcb79cfbd0e8a43b49fc80ab6ff77de1c
更新:2020/05/23难度:0.65题型:单选题组卷:0
9 . 等比数列eqId93e38ecd74a24cb59da79181b95bfd3a中,首项为eqId75691f28a5bb4c8287401017aa3a2d29,公比为eqIda5d0fc594d4048549d5bbda484fbecc8,则下列条件中,是eqId93e38ecd74a24cb59da79181b95bfd3a一定为递减数列的条件是(   )
A.eqId79b7302b0f3d41138361e48eac8cf236B.eqIdd0c0b6cd7e7f40f68ac30ad0026e306ceqIdd9aec4cdedc64b91a108dcd700d6e712
C.eqIdd0c0b6cd7e7f40f68ac30ad0026e306ceqId282fd821c83a44aba785d058f904218aeqIdff0f6ef72d90459eb609a070926ca4f0eqId9fd2d66832064d79b98d15495937aeb4D.eqId9fd2d66832064d79b98d15495937aeb4
更新:2020/05/23难度:0.65题型:单选题组卷:22
10 . 若对任意正数x,不等式eqIdd2eebd0a7e314b869ac6ba8c525cb5ff恒成立,则实数eqId70a27b6ddf6b478285353abb3b1f3741的最小值(   )
A.1B.eqId65021072e3ee4edc934739d219c8c5e2C.eqId5f816d038c584dc7a249120298677ef3D.eqId49b7b111d23b44a9990c2312dc3b7ed9
更新:2020/05/23难度:0.65题型:单选题组卷:434
11 . 函数eqIdb0b300b489174e62ad8667dcf02d110e的部分图象如图所示,若将eqId75edd6ff38f44f73b1a72ae1266165fe图象上所有点的横坐标缩短来原来的eqIdb3027a6d3b824ce893ad42c3eb946e66倍(纵坐标不变),得到函数eqId7ff1f97895fd443cb86cd8770c42fc3a的图象,则eqId7ff1f97895fd443cb86cd8770c42fc3a的解析式为(  )
figure
A.eqId2b5c0c24003e4c6eab6abd2fce922493B.eqId72e600ec6ed848aaaca268be785c2c6f
C.eqId82099e67886f413f99dcc6d148e71f40D.eqId48e5245b035d4526b3382f64286e9d6c
更新:2020/05/23难度:0.65题型:单选题组卷:184
12 . 设数列eqId315af7e63b0e4f1d93184bcb531e1e5a的通项公式eqId78f824ddec5147d5a78d167a7729c783,若数列eqId315af7e63b0e4f1d93184bcb531e1e5a的前eqIdf458db68122849abb588feb2e682d9ac项积为eqIde3336741514f4f668328fe563e8565cc,则使eqIdd0f66c7274f34df59ee7d00dbadf1061成立的最小正整数eqIdf458db68122849abb588feb2e682d9ac为(   )
A.9B.10C.11D.12
更新:2020/05/23难度:0.4题型:单选题组卷:584
13 . 关于eqId8e15963708e9415da25069fea5906e24的不等式eqIdc6a89959f28f4dfbbc527662849e8aec的解集为eqIde327c47000b04c6daee727c47be19120,则关于eqId8e15963708e9415da25069fea5906e24的不等式eqId076d84851ffc4bbaa7ec1ff2e4073a1a的解集为______
更新:2020/05/23难度:0.85题型:填空题组卷:1267
14 . 已知eqId3da6ef9acf204395b9ce60f19a8930d9eqId4e079c43cad44850a4a2ae5bb3c6e954,则eqId517d85adc24941fb9d7ecbbceb663005________.
更新:2020/05/23难度:0.65题型:填空题组卷:662
15 . 在eqId1270f00f2531463a9235b2f799dec471中,eqId70a27b6ddf6b478285353abb3b1f3741的取值范围是______..
更新:2020/05/23难度:0.65题型:填空题组卷:0
16 . 已知数列eqId93e38ecd74a24cb59da79181b95bfd3a的通项公式为eqIdaf207ee097ff475389eb8f6ec5f87583eqIddb5481de79c946c0a760143297d5eadeeqId61920640dbc0439fb3d182ec901b821e的前n项和,则eqIdbc24c6e646ef45d78124b2ff20ca875b=______。
更新:2020/05/23难度:0.94题型:填空题组卷:329
17 . (1)解不等式eqId26a5005c69264396805960b9969d96ef
(2)已知eqIde44144ce3b894305b8ffbaa58e3ae15a,且eqId34d46d1bd98049e78cef9d66ec081f11,求eqIdb6a8e1de6fa4436ab3d43d3d5e3d6ec3的最小值;
更新:2020/05/23难度:0.65题型:解答题组卷:22
18 . 已知函数eqId5bf524c0b15a41c7a307e209742e90d7
(Ⅰ)求函数eqId6f13759e937144069819aed2ae5a1057的单调增区间;
(Ⅱ)若eqIdf3b234ee20c94bd989fd980635ce417d,求eqId032e018e092f421caaed25dbe4ddb333的值.
更新:2020/05/23难度:0.65题型:解答题组卷:424
19 . 已知等差数列eqId93e38ecd74a24cb59da79181b95bfd3a和等比数列eqIdeeb4ca98872f4e6d91cea28f43fc0b63满足a1=b1=1,a2+a4=10,b2b4=a5
(Ⅰ)求eqId93e38ecd74a24cb59da79181b95bfd3a的通项公式;
(Ⅱ)求和:eqId75f3a8145d884aff83444951181d0f5f
更新:2020/05/23难度:0.85题型:解答题组卷:6883
20 . 等差数列eqId93e38ecd74a24cb59da79181b95bfd3a的前eqIdf458db68122849abb588feb2e682d9ac项和为eqIddb5481de79c946c0a760143297d5eade.已知eqId4c5c48e149cf481e91b1fff0254b62e1eqIdc9385e693b0f4be4bc8cca6b8063546eeqIda86443aa94f64e97bb9de7cf74744739.
(1)求公差eqId096e32e1d18145d199ccbacb5a9a85fe的取值范围;
(2)若eqIdcc9bf3d3f1544f828ca19009db4a537f,判断eqIddb5481de79c946c0a760143297d5eade是否存在最大值?若存在,求使得eqIddb5481de79c946c0a760143297d5eade达到最大值时eqIdf458db68122849abb588feb2e682d9ac的值;若不存在,请说明理由.
更新:2020/05/23难度:0.65题型:解答题组卷:38
21 . 已知函数eqId4513a8b101294ac79d8433bd142945b5
(1)若关于x的不等式eqIde22067ee039b4426aba6ac3b4d189ff3的解集是eqIdc34544dbde81440da6664962a73f5a7f,求实数eqId4959a8a13c0b40f3a3b076626a4b616c的值;
(2)若eqIdb9953f7e91a442e7aa9eaf1656fccd98,解关于x的不等式eqIde22067ee039b4426aba6ac3b4d189ff3
更新:2020/05/23难度:0.65题型:解答题组卷:744
22 . 已知数列是公比为的等比数列,且的等比中项,其前项和为;数列是等差数列,,其前项和满足(为常数,且).
(1)求数列的通项公式及的值;
(2)比较的大小.
更新:2020/05/23难度:0.4题型:解答题组卷:633