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辽宁省抚顺市重点高中2019-2020学年高一下学期期末考试数学试题
辽宁 高一 期末 2020-08-01 89次

一、单选题添加题型下试题

难度: 0.94 | 2020·辽宁高一期末
1. 设i是虚数单位,若复数eqIdd8fc9f9ad0f3417dadbe920e5124f9d9,则复数z的模为(   )
A.1B.eqId2644c4fd7d684e75ae5ed93cb3581244C.eqIda2a0ce3781fa4c26b624f5966b7dee44D.eqIdcd9b24a6a6e5426ab775be20461174e3
难度: 0.94 | 2020·辽宁高一期末
2. 若eqIda9022c50c41b425e9eb97e6190bb1af2,且eqIdaeb7b563adb64ac0bccab59090dc3c13 < 0,则角eqIdc13953f2514e4c8f9c8aaaf5241c33ac是(  )
A.第一象限角B.第二象限角C.第三象限角D.第四象限角
难度: 0.94 | 2020·辽宁高一期末
5. eqId834274fe789149258cb1cf5e69d35efe等于()
A.0B.eqId5f816d038c584dc7a249120298677ef3C.1D.eqId073804e798724fb09babd3493510c7c2
难度: 0.94 | 2020·辽宁高一期末
7. 函数y=taneqIdd127b069157f4ef289692cdb69d50147的定域是(   )
A.eqIdcb2d826b0ea34b7d908dc09c2bfff210B.eqIdce1da1f2e54a4d688e5eacefeadfc655
C.eqId48c037a25854431a9221d9f1ce0eb46cD.eqIdb88edaf07fe34dc0bb2080f54a16c33f
难度: 0.94 | 2020·辽宁高一期末
8. 若eqId9af95ca8665146b0a0ff3f38897da791eqIdc13953f2514e4c8f9c8aaaf5241c33ac是第二象限的角,则eqIdfd0090c5d606478bb9e07a4168a31eee等于(  )
A.eqId616fcba80f2a4d47bc039bcef32e9aebB.eqId81895a1b0da047f7a094f1495aee7f7bC.eqId3f9e8c2e682d44cbb43422af32fdee34D.eqIdecf2c565dd1e4fe4a681702555004ddb
难度: 0.94 | 2020·辽宁高一期末
9. 已知sin x+cos xeqId7250a9c4b7564e72a332599109ca6fdc,则sin 2x
A.eqIdd67f052bbca5425abc99467fbe6cc398B.eqId72a10295338040499cb3747215ca8f7fC.-eqId72a10295338040499cb3747215ca8f7fD.-eqId653f7fee80234ada90c6e1b1f1bc6301
难度: 0.94 | 2020·辽宁高一期末
10. 已知tanxeqIdc05b0a154ed64b04b823c25a90fcdd0b,则tan2x等于(  )
A.eqId54c80dea44504f669ce7a4a48719d103B.eqIddff4c4b5d66f42e6a6cbe6797219c2f1C.eqId981b4c6d1548415eaf0eac2c6cf1d61aD.eqId0a4031ca15a646a4b694167dc7c54007
难度: 0.94 | 2020·辽宁高一期末
11. 已知向量eqIdb9acc4bc24f640f19e18649c93edac34,eqIdb03ad9164f10428984147efd6b6f1c31,且eqIdaa4b6f9404a541fea60c6fc8270de8c2 ,则eqId3a4208e0040c42ed8b09de2cae9d562e的值为(  )
A.3B.1C.1或3D.4
难度: 0.94 | 2020·辽宁高一期末
12. 设△ABC的内角ABC所对的边分别为abcaeqId4ec021b85d514c1e90b781a0b7303a57bcosC,则△ABC的形状为(  )
A.锐角三角形B.直角三角形C.钝角三角形D.不确定
难度: 0.65 | 2020·辽宁高一期末
13. 为了得到函数eqId9bbee5bc31604e709a74d1969a69d9d9的图象,可以将函数eqIdda5ae47584d741d9ac51ce7d3915b16d的图象(    )
A.向右平移eqIdd3e88ecbd2db456396e01302a43b93d9个单位长度B.向左平移eqId4bbbce4c9d174148a92193e26d43bd72个单位长度
C.向左平移eqIdd3e88ecbd2db456396e01302a43b93d9个单位长度D.向右平移eqId4bbbce4c9d174148a92193e26d43bd72个单位长度
难度: 0.94 | 2020·辽宁高一期末
14. 已知xR,则下列等式恒成立的是(  )
A.eqId22872cc0eb71486298a311dce161366feqIdcc65ce289d4a4acab73c3753f650722eB.eqId978ea4a7e1b44dac8072573235f3a3c8
C.eqIdfd61043db75d441d8cc976009499ae3aD.eqId455292d140514741af9d06583c907688
难度: 0.94 | 2020·辽宁高一期末
15. 在△ABC中,角ABC的对边分别为abcc=2,b=2eqIda2a0ce3781fa4c26b624f5966b7dee44C=30°,则B等于(  )
A.30°B.60°C.30°或60°D.60°或120°
难度: 0.94 | 2020·辽宁高一期末
16. 已知eqIdb781041251f74e73a28c6c727e9fe5b4,则eqId8e15963708e9415da25069fea5906e24等于(  )
A.0B.eqId2cb51764ae3949b9b698fc2f9527dff2C.eqId7a1ead8f5cfa47f1b68f0ca61cd1599aD.eqIdc12500d69e0342b3be4db149b0244a7a

二、填空题添加题型下试题

难度: 0.94 | 2020·辽宁高一期末
17. 将角120°化成弧度为______________(用含π的代数式表示).
难度: 0.94 | 2020·辽宁高一期末
18. 设i是虚数单位,若复数z满足z(1+i)=2i,则z等于______________.
难度: 0.94 | 2020·辽宁高一期末
19. 已知向量eqId2afa2d9bb3884033b198af61485b188a的夹角为60°,eqId64fc1c3ce4294aa897037974edcec066,则eqIdae1fdb2a6c474510b76a2d719da47d1a___________.
难度: 0.85 | 2020·辽宁高一期末

三、解答题添加题型下试题

难度: 0.65 | 2020·辽宁高一期末
21. (1)已知平面向量eqIdf087b35a5011425daaafbf14a5e61064eqId5f16eb46594d47b58ffc973b5cc2dd0d的夹角为eqId87a9bbb6dd564186905f2064b8c22182,且eqIdc6363ccacff44562a38bf4e5d83d26ffeqId58bf8eee966243fd925a8d89db0da593,求eqId2894e56c49a64343906787dd7f66fb2deqId5f16eb46594d47b58ffc973b5cc2dd0d的夹角;
(2)已知平面向量eqIdfe2702be304445b499b035a970ed098eeqId7c9a8e281f5643d7aeb29178d552085ceqId2705aacbb0cb42b0b3e91df8d4879c95,若eqId1f348c0689a54df096e84edbbddf8883,求eqId5f420ef2d0b94c4b8a5d8e20a5d1ce2c的值.
难度: 0.65 | 2020·辽宁高一期末
难度: 0.85 | 2020·辽宁高一期末
23. 设eqId64b9b599fdb6481e9f8d9a94c102300b的内角eqIdcc614bd3390c4d028df189b234dcc351eqId8754ce8cf7f34f04abb9a0c041f57f5ceqId19a4eb16029e4550a14f2afe4741a3c3所对的边分别为eqId70a27b6ddf6b478285353abb3b1f3741eqIdaea992e70d4943e49e893817eb885ed7eqIdad7cefefaba947e1a168bca491c4fca1eqIdd6de11bfccb441d3823a4ee69eb0ba21eqId8c8145d2660346dca77382890f708ae4.
(1)求eqId97505ee9c4cc4ce0ab0e3a6a54aa5c2d的值;
(2)若eqId0f462cf360ca47dc81664d638401e330,求eqId64b9b599fdb6481e9f8d9a94c102300b的面积.
难度: 0.65 | 2020·辽宁高一期末
24. 已知函数eqIdaa9506b48c9e437c842837fca7eb8d1e
(1)当xR时,求函数eqId4837c94ef0ff4dcf9b1dda4df363275a的最小正周期和单调区间;
(2)当eqIdf39f0d739906477bb913af8f14702a41时,求函数eqId4837c94ef0ff4dcf9b1dda4df363275a的最小值及取得最小值时eqId8e15963708e9415da25069fea5906e24的值.