2026届武汉市高三数学高考冲刺模拟试卷(含答案详解与评分标准)_第1页
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2026届武汉市高三数学高考冲刺模拟试卷(含答案详解与评分标准)学校:________________班级:________________姓名:________________考号:________________考试时间:120分钟满分:150分注意事项:1.本试卷用于2026届高三高考冲刺阶段综合检测,内容覆盖函数与导数、三角函数、数列、立体几何、解析几何、概率统计等主干模块。2.答题前,考生务必将学校、班级、姓名、考号填写清楚;选择题答案填涂在答题卡对应位置,非选择题写在规定作答区内。3.解答题应写出必要的文字说明、演算过程或证明步骤;仅写结论不得满分。4.全卷共22题:选择题10题30分,填空题6题18分,解答题6题102分。一、选择题(本大题共10小题,每小题3分,共30分。每小题只有一个选项符合题意。)1.已知复数满足,则A.B.C.D.2.设集合,,则A.B.C.D.3.函数()的最小值为A.B.C.D.4.等比数列的首项为,公比为,若前项和,则A.B.C.D.5.已知向量满足,,且与的夹角为,则A.B.C.D.6.从数字中不放回任取两个不同的数,则这两个数之和为偶数的概率为A.B.C.D.7.圆的半径为A.B.C.D.8.椭圆的离心率为A.B.C.D.9.正四棱锥的底面边长为,高为,则其侧棱长为A.B.C.D.10.若函数在处的切线斜率为,则实数A.B.C.D.二、填空题(本大题共6小题,每小题3分,共18分。请将答案填写在题中横线上。)11.二项式的展开式中的常数项为__________。12.已知单位向量满足,则__________。13.等差数列满足,,则公差__________。14.若,且,则__________。15.一组数据的方差为__________。16.抛物线的焦点到准线的距离为__________。三、解答题(本大题共6小题,共102分。解答应写出文字说明、证明过程或演算步骤。)17.(17分)已知函数。(1)将化为的形式;(2)求不等式在上的解集。【作答区】________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________18.(17分)设四棱锥的底面是边长为的正方形,,且。点分别为的中点。(1)证明:;(2)求二面角的余弦值;(3)求点到平面的距离。【作答区】________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________19.(17分)某校在高考冲刺阶段组织一次数学综合检测,从高三学生中随机抽取人,得到成绩分布如下表:成绩段人数81628208(1)用组中值估计这名学生的平均成绩;(2)估计随机抽取一名学生成绩不低于分的概率;(3)若从成绩不低于分的学生中不放回随机抽取人,求其中至少有人成绩不低于分的概率。【作答区】________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________20.(17分)已知数列满足,()。(1)求数列的通项公式;(2)求前项和;(3)求使的最小正整数。【作答区】________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________21.(17分)已知椭圆,点在椭圆上,为坐标原点。(1)求椭圆在点处的切线方程;(2)过点的直线与椭圆交于两点,设弦的中点为,求的轨迹方程;(3)设直线的方程为,求三角形面积的最大值。【作答区】________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________22.(17分)设函数,其中。(1)证明:当时,是的唯一零点,且;(2)讨论的零点个数;(3)当时,记的正零点为,证明,并证明随单调递增。【作答区】________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________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