名校
1 . 已知函数
,
;
(1)用“五点作图法”画出函数在一个周期内的图像(体现作图过程);
(2)若
的图像关于点
对称,且
,求
的值;
(3)不等式
对任意的
恒成立,求实数
的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed4cbe855cac33fc5c17e3b561422f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)用“五点作图法”画出函数在一个周期内的图像(体现作图过程);
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc2ae5a4c0e26403de012495d5207ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3038a4b8c02b12b821fbd0fd69145900.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d40b0c4fd043d372c463db08659e779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab66dbadf24162e3db57849591073717.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9c48e36f2c35dd8308029445332aa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2 . (1)在
中,若
,则
一定是__________ 三角形
请填写锐角,直角,或钝角![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
(2)
中,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f774cd650f14c8f6e4fe0c6a432768bb.png)
_________ .
(3)已知复数z满足
,则
的最小值是________ .
(4)如图所示,空间四边形ABCD中,两条对边
,
分别是另外两条对边
上的点,且
,则异面直线AB和CD所成角的大小为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30ee200d87dc576c5259be96bc0431c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a301324443eb93b467134a86890dd9ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc56eba6d1e1c9d293d648a756de4e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f774cd650f14c8f6e4fe0c6a432768bb.png)
(3)已知复数z满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/839ba7c0f1fc30151d18a2e337951dd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf22958b9d397bce8d3b950c8fefbae8.png)
(4)如图所示,空间四边形ABCD中,两条对边
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51e0f9d0d28bfb81ad132e0064402573.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d93949d8a15aca4e79cedb978590571.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65367e9651ecd42fce6a7ae585a5d4a3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/13/fb8817ed-8550-418d-a744-bf78d0539598.png?resizew=167)
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3 . 在①
,②
,③
三个条件中任选一个,补充到下面问题中,并解答.
已知锐角
的内角
,
,
的对边分别为
,
,
,满足______(填写序号即可)
(1)求
;
(2)若
,求
的取值范围.
注:若选择不同的条件分别解答,则按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/889154337f8307c4668cf09b35f1f62a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3295df3aed276cc7eab6f9c3c882a6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e3ec7c32ed835274bead80131a96cd9.png)
已知锐角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
注:若选择不同的条件分别解答,则按第一个解答计分.
您最近一年使用:0次
4 . 给出下列命题:
①存在实数
使
;
②直线
是函数
图象的一条对称轴;
③
的值域是
;
④若
,
都是第一象限角,且
,则
.
其中正确命题为______ .
(把所有正确命题的序号都填写在横线上).
①存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cb1a2bf4d03dc14c244c4f53aec1d1f.png)
②直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b568758b3b44af0cbfe06f25d2fe8952.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58c65d71e57e6e7697e2f627dcd58583.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018c064340a9b2241e3b0fe6188e6afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce922ff211bd2f0a423e552b1011ec5.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/116a4f1c8b51d1993e6d7c054e2ed5d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f968380bd05be0a88c4c389b344050c.png)
其中正确命题为
(把所有正确命题的序号都填写在横线上).
您最近一年使用:0次
名校
5 . 已知函数
的最大值为2.
![](https://img.xkw.com/dksih/QBM/2022/2/21/2921244669149184/2929085287563264/STEM/c8f20121-4e01-4d34-af09-e0efc39217c5.png?resizew=232)
(1)求a的值及
的最小正周期:
(2)画出
在
上的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fa7d65944388776d8c537d987fb9950.png)
![](https://img.xkw.com/dksih/QBM/2022/2/21/2921244669149184/2929085287563264/STEM/c8f20121-4e01-4d34-af09-e0efc39217c5.png?resizew=232)
(1)求a的值及
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aae9c8988f4a48db69cad3308942c9.png)
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6 . 向量
,
,
,函数
.
(1)求
的表达式,并在直角坐标中画出函数
在区间
上的草图;
(2)若方程
在
上有两个根
、
,求
的取值范围及
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc44609ace65b299027e5d7b4adbf5df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb87444765ed1107b9b8c6497ce2d069.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cc1525aee9019a25cf71dc6054ec1ce.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b672f564d03ed46d092bb130f229ad8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a92a4af4c8e0f00f002e854b6f484c48.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31bc0c34811edba74dae3fcaed8f577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a92a4af4c8e0f00f002e854b6f484c48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc4c63a548b91061528aa11058de75.png)
您最近一年使用:0次
名校
7 . 已知向量
,
,设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8e7b2150ed88d3ffdec3d142617eacf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/21/59cbbbed-0d85-43e2-8312-75db485228fa.png?resizew=324)
(1)求f(x)的表达式并化简;
(2)写出f(x)的最小正周期,画出函数f(x)在区间[0,π]内的草图;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da0797d068fd06975b2a460616c036.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26249b7e879e2077367d93f4f26d52e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8e7b2150ed88d3ffdec3d142617eacf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/21/59cbbbed-0d85-43e2-8312-75db485228fa.png?resizew=324)
(1)求f(x)的表达式并化简;
(2)写出f(x)的最小正周期,画出函数f(x)在区间[0,π]内的草图;
您最近一年使用:0次
8 . 已知函数
.
(Ⅰ)求
的值;
(Ⅱ)求
的最小正周期,并画出
在区间
上的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71afeecefc83600f814cf5daaacfac90.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/672d16c11170c46c3e2d5425fec50339.png)
(Ⅱ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3aae9c8988f4a48db69cad3308942c9.png)
您最近一年使用:0次
2019-04-09更新
|
727次组卷
|
3卷引用:【全国百强校】北京市清华大学附属中学2019届高三下学期第一次模拟考试数学(文)试题
10-11高一下·辽宁本溪·期末
解题方法
9 . 已知函数
,
.
(1)求函数f(x)的最大值及对应的x的取值集合;
(2)在给定的坐标系中,画出函数y=f(x)在[0,π]上的图象.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5739cef21fcf17da3ca14ff0ecc0319.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
(1)求函数f(x)的最大值及对应的x的取值集合;
(2)在给定的坐标系中,画出函数y=f(x)在[0,π]上的图象.
![](https://img.xkw.com/dksih/QBM/2011/7/16/1570263700357120/1570263705624576/STEM/d0a345534a7a4b5bbca41899d706e550.png?resizew=316)
您最近一年使用:0次