湖南益阳市桃江县第一中学2025-2026学年高二第二学期6月测试数学试题

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2026学年第二学期高二6月测试

数 学 试 题

  

          时间:120分钟     满分:150分   出卷范围:必修一至选修三第七章

 

一、选择题:本题共8小题,每小题5分,共40分.在每小题给出的四个选项中,只有一项是符合题目要求的.

1.已知集合eqIda19efa45f594576560615eb96cb61005,eqIda2e2d3f724e6ce8cf7d8dee8d50e4838,则eqId95e60375f97ff7854f4d3a8b1108d2e3

A.eqIdc851951a833480d8a0ef3ad1ca751b9f B.eqId5469887c97e6f92bb91f6411fa99470b C.eqIddd2e8161875e12132bfd93ecdfc2d7c7 D.eqIdd120e8770e45c1aa21b2161f1a82c5a0

2.设随机变量eqIdd11d1454dd52ef95c704e018bc8df928,若eqIdf95573f0f752fdd3e5696b8dde2c987c,则eqId5ccd4162c7d09f970cb77cadacdbe521

A.1 B.0 C.eqIdf30d314a642667fef559032264647366 D.-1

3.若复数z满足eqIdb5665db0a2e139e850bffcd01dfa2070,则eqIdc7e0aeeb125cfb42e33094594d4381f5

A.2 B.3 C.4 D.5

4.已知函数eqId9ce7aacd8390a7467260765a9c99ffb4为自然对数的底数,eqId360ff131c51a4ef6745538c18cec92c2),若直线eqId07565f10847840e0fb07b05218ad17fa是eqId09f86f37ec8e15846bd731ab4fcdbacd图象的切线,则eqId0a6936d370d6a238a608ca56f87198de的值为

A.eqId041a7c8fc017f596542c5e6ec7d1c40b B.1 C.eqId11bf50615abfa8dc7dbbb173784fcc74 D.eqId92be82894508d5fd942f8933e736b728

5.一袋中装有大小、质地均相同的5个白球,3个黄球和2个黑球,从中任取3个球,则至少含有一个黑球的概率是

A.eqId41ab109ec88d6f3d24b2f01ca77e7038 B.eqId1bf1ff64281c78fe2b96e8ffb166afd2 C.eqIdd3ffd5c35bba71ea54c28622b6cf505d D.eqIdf89eef3148f2d4d09379767b4af69132

6.关于函数eqId36ce12e1cc111015428532768d8a01a7,给出下列四个结论,其中正确的是

A.eqId09f86f37ec8e15846bd731ab4fcdbacd的值域是eqIdd562dc22dfb3b81d0c3f88b54d063c2f; B.eqId09f86f37ec8e15846bd731ab4fcdbacd在区间eqIdf0b909bbcdcb41be76adc4b5e9544a59上单调递增;

C.0是eqId09f86f37ec8e15846bd731ab4fcdbacd的一个极值点; D.曲线eqId942c2141d01bde6b48210c56a17fc75e与x轴有且仅有2个交点.

7.已知eqId15c0dbe3c080c4c4636c64803e5c1f76面积为S,角A,B,C的对边分别为a,b,c,eqIdbabb8cfc18f3fd9938a8d48182a5d2e7,eqIdefc6e4b936d7a800e839a30c3839574d,eqIdf40e60892ec7dbc55d0251584a5c81e4,eqId1719410d21e3de1242366ce2965e838c,角A的平分线eqId68a83fdd2ba72a2dba0b6b10bb3e06b9交eqIdd40b319212a7e7528b053e1c7097e966于点O,则eqId3a7ffcd1925a2b1259221c6a476152f7的面积为

A.eqId199ab30e2806c4a0e84d386df6f2e2f1 B.eqIdd69e77ab38375e01849276c35b13343b C.eqId4cd6a6f596daf89ee625e4a6aabf0901 D.eqId38387ba1cadfd3dfc4dea4ca9f613ceapage number 0

数学   第1页(共4页)

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8.已知由椭圆eqIdab258509a2b19c7b2547002912809d45与椭圆eqId0acca5e1253ef77a26369652661ef9b2的交点连线可构成矩形eqId411b38a18046fea8e9fab1f9f9b80a5f(点eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d在eqId81dea63b8ce3e51adf66cf7b9982a248轴下方),且eqIdae1fbb1f69f91e628aa45e6265edca4e,则eqIde973c997af64645f7bdfa5517947b91f的最小值为

A.eqId95bacae35b6e16a0a33c2bdc6bc07df7 B.eqIda4b8503f4706b8321e4e79a87eadea84 C.eqIdd59ab85c075a09d55d69e159e4abb268 D.eqId6ebe74c278122d1bcde32f534bed13ec

二、选择题:本题共3小题,每小题6分,共18分.在每小题给出的选项中,有多项符合题目要求.全部选对的得6分,部分选对的得部分分,有选错的得0分.

9.已知随机事件eqId5963abe8f421bd99a2aaa94831a951e9,eqId7f9e8449aad35c5d840a3395ea86df6d的概率分别为eqId391c6e33329f5f4ad0c5107520d9a5cf,eqIdb459aa38bd06fa9b5b0412c51121dd48,且eqIdc48af758f876279186afff7fab7b7549,eqId66f265833907c74d5d9771f0383c6b76,eqId52eed39d68c88f45c5681a0e176fd18e,则

A.事件eqId5963abe8f421bd99a2aaa94831a951e9与事件eqId7f9e8449aad35c5d840a3395ea86df6d相互对立 B.事件eqId5963abe8f421bd99a2aaa94831a951e9与事件eqId7f9e8449aad35c5d840a3395ea86df6d相互独立

C.eqId9b953a4310266a0e638ed6d848d02936 D.eqId943ad881c1ccaab8a52f781e91f8a0b9

10.如图,在边长为1的正方体eqId6e09725691ee7851f54c0dee86b2bf55中,eqId2a30f3a8b673cc28bd90c50cf1a35281是eqIdf66fb71b75b63594ebeeeebd1963eed5的中点,eqIdac047e91852b91af639feec23a9598b2是线段eqId9ce1b066f8869d0ff4513f7a99745125上的一点,则下列说法正确的是

@@@b97371d3-8a45-4fa1-9b26-99ed3d4b0d96  

A.当eqIdac047e91852b91af639feec23a9598b2点与eqIda18722354086c42e62334983fc50eb6a点重合时,直线eqIde7488815cb71604f096cb61a4f2e2b35平面eqIdaf68a7bf0da4f7c6f739d2e2461ad9b7

B.当点eqIdac047e91852b91af639feec23a9598b2移动时,点eqId8455657dde27aabe6adb7b188e031c11到平面eqIdaf68a7bf0da4f7c6f739d2e2461ad9b7的距离为定值

C.当eqIdac047e91852b91af639feec23a9598b2点与eqId2a30f3a8b673cc28bd90c50cf1a35281点重合时,平面eqIdaf68a7bf0da4f7c6f739d2e2461ad9b7与平面eqId1c52091eb745de866044477641a7c55f夹角的正弦值为eqId3fe2c533dbc23a34518f72f3cb14f330

D.当eqIdac047e91852b91af639feec23a9598b2点为线段eqId9ce1b066f8869d0ff4513f7a99745125中点时,平面eqIdaf68a7bf0da4f7c6f739d2e2461ad9b7截正方体eqId6e09725691ee7851f54c0dee86b2bf55所得截面面积为eqIdf1206e96c3ba543da9770d6f45bacd1d

11.已知等差数列eqId83cf38189d5cbf627d2b82ac0eb76006的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqId08eb71ecf8d733b6932f4680874dbbf3.正项等比数列eqId034ba25825c13725931c483aa47c9363的前eqIdb6a24198bd04c29321ae5dc5a28fe421项和为eqIdf1ae9a3b0b7aeb1545b65d91aa371b3c,下列说法正确的是

A.eqIdde777c4e44546bcfe26ad5b6bb418052不可能是等差数列 B.若eqId8b7500feccb3545f1891ee3cc2d2be16,则eqId9e0fc4467b6a251613d47d4edce666fb

C.eqIdabcb0715f7c8cd42b0a02af9fc888ff0是等差数列 D.若eqId2767882820f4ba0defde0e412adb747f单调递减,则eqId034ba25825c13725931c483aa47c9363单调递增page number 1

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