1 . 如图所示,在四棱锥
中,
平面ABCD,四边形ABCD是矩形,且
,
,E是棱BC上的动点,F是线段PE的中点.
平面ADF;
(2)若直线DE与平面ADF所成的角为30°,求EC的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f83a04565a8ebaa111894b724b0ba266.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c45fbffb9e2c7fa7c5006cde8da0cabe.png)
(2)若直线DE与平面ADF所成的角为30°,求EC的长.
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解题方法
2 . 已知函数
.
(1)若f(1)=2,求a的值;
(2)若存在两个不相等的正实数
,满足
,证明:
①
;
②
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa6627e7ce98c5ffb61457de3b3525c.png)
(1)若f(1)=2,求a的值;
(2)若存在两个不相等的正实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2037b0bad7c7a312bac1ac0653d9a491.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f4b02af22df6e2227efd38c77deba1e.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b082285a9dbb8ae0f2def2cdc59e740.png)
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2022-01-19更新
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6卷引用:2022年1月浙江省普通高中学业水平考试数学试题
2022年1月浙江省普通高中学业水平考试数学试题(已下线)专题3-7 导数压轴大题归类:不等式证明归类(2)-2022年高考数学毕业班二轮热点题型归纳与变式演练(全国通用)(已下线)专题05 极值点偏移问题与拐点偏移问题(已下线)专题05 极值点偏移问题与拐点偏移问题-2专题03E函数解答题(已下线)重难点突破05 极值点偏移问题与拐点偏移问题(七大题型)-2
3 . 如图,已知抛物线C:
的焦点F到其准线的距离为2.
![](https://img.xkw.com/dksih/QBM/2022/1/14/2894540680740864/2897887099265024/STEM/2d6f75e5d5d2485da2e101ef28f219da.png?resizew=199)
(1)求p的值;
(2)设过焦点F的直线l与抛物线C交于A,B两点,O为坐标原点,记△AOB的面积为S,当
时,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://img.xkw.com/dksih/QBM/2022/1/14/2894540680740864/2897887099265024/STEM/2d6f75e5d5d2485da2e101ef28f219da.png?resizew=199)
(1)求p的值;
(2)设过焦点F的直线l与抛物线C交于A,B两点,O为坐标原点,记△AOB的面积为S,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f7f315b03621f40a28fe13e76c5d7bf.png)
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2022-01-19更新
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3卷引用:2022年1月浙江省普通高中学业水平考试数学试题
名校
4 . 已知函数
.
(1)求
的值;
(2)求
的最小正周期.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/398e4c4a938ed2588b61e1be6add21c6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34a77c4d65f01e583b2f6c5ea97c3e5a.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
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2022-01-19更新
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3562次组卷
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7卷引用:2022年1月浙江省普通高中学业水平考试数学试题
解题方法
5 . 已知函数
.
(1)若函数
的最大值为0,求
的值;
(2)已知直线
(
),证明有且仅有两个不同的实数
,使得直线
与曲线
,
相切,且
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4151a64e265e68da869158181c84ff95.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/242b43b2d0c7279cbff252e4a16da10e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(2)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acd55f837e9c4e6bba1163ef13edd09b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b244a88c2fbf268ba5438b73531dd2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1d5e94ab38981bdff33a251d6fd73f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0638e16ba586ab5c531ac26b0dee3a3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7152513c508baee498765e3802237bab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41fb333ff90c0461aa7210c6c212a709.png)
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6 .
是抛物线
上的动点,过点
作圆
的两条切线
交
轴于
两点.
![](https://img.xkw.com/dksih/QBM/2021/10/24/2841795541712896/2845208221401088/STEM/f74264c0-680e-484b-ac09-02765ad9ac5f.png?resizew=317)
(1)若两条切线
的斜率乘积为1,求
点的纵坐标;
(2)求当
时,
面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10f4123c19136d3a4dc040dce8e34e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7775aa57ca0e62216f3039ed88dceed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4ee1aeafdfc0aa7ae03e7336c81b1dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://img.xkw.com/dksih/QBM/2021/10/24/2841795541712896/2845208221401088/STEM/f74264c0-680e-484b-ac09-02765ad9ac5f.png?resizew=317)
(1)若两条切线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44434b647ec546fe787e2164e0be6cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(2)求当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9e8fc7ae421f844c3d998d2212cf45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
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解题方法
7 . 设正项等比数列
,
,且
的等差中项为
.若数列
满足![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72009607cefc110633e624b222c8781a.png)
.
(1)求数列![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d941370dd732aaf20d56797bc1fae0dd.png)
的通项公式;
(2)数列
前n项和为
,若不等式
对一切
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e4671fb7d933ef29ed2ab78d6d54dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe61d313eeca8ba47478a9de40540db8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcd7dab04da0a263753bd13c8a6c5e17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72009607cefc110633e624b222c8781a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f3ef9068c15d522018a6e2f01b3778.png)
(1)求数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d941370dd732aaf20d56797bc1fae0dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
(2)数列
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6452492783a2d3618424f8cf73bd7781.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ae9a3b0b7aeb1545b65d91aa371b3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f841a990c38b0a56ab9b7cf4b5cc5e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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8 . 如图,四棱锥
中,
平面
,
,且
,
是
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/8/c599b562-d198-4f15-b774-03251efaa82e.png?resizew=159)
(1)求证:
平面
;
(2)求
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae1e04eeb4de72e5750dae77bcb6f88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69c2c003b0954b99d2a1a20ce2c4a3a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/8/c599b562-d198-4f15-b774-03251efaa82e.png?resizew=159)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932a04304f2d4975955d4baabb2deeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
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9 . 已知函数
,
.
(1)求函数
在
单调递增区间;
(2)若函数
为奇函数,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a9831be41264820e02234cb5a0e421f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ff8dca35b759d3051b62badd7d76bc.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/098460baa335e3ab4481b4dd8f304227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5a771f2e80c8a29ed2ebd76498b0f49.png)
您最近一年使用:0次
解题方法
10 . 已知数列
满足:
,
,证明:当
时,
(1)
;
(2)
;
(3)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87a60302649eb940748da818199e55da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c72b8f18fe71a6d7a4c29578a88d95c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cea4ac187cbb465180e89f38250b3970.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a89324778d9ef3bfb8fda853a8769441.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fdf72718aa432d70f58bf4c28ee771b.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcf4b1336573a73ad45705c38f2392f1.png)
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