解题方法
1 . 凸四边形就是没有角度数大于180°的四边形,把四边形任何一边向两方延长,其他各边都在延长所得直线的同一旁,这样的四边形叫做凸四边形,如图,在凸四边形ABCD中,
,
,
,
,当
变化时,对角线BD的最大值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f656e1d1f68954e5f06de8958f6a9310.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bf10d92f20501e19d25f6f4159aab89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ed126eea43f2dd2184e533280a6b357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
A.4 | B.![]() | C.![]() | D.![]() |
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2 . 函数
,试判断函数的奇偶性及最大值( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f93ef419f91d54125bcc77e242c7ebd.png)
A.奇函数,最大值为2 | B.偶函数,最大值为2 |
C.奇函数,最大值为![]() | D.偶函数,最大值为![]() |
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2022·全国·模拟预测
名校
解题方法
3 . 已知函数
则函数
的大致图象为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f37d883c53ac7727b8a2f25b97732393.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-09-08更新
|
583次组卷
|
12卷引用:江苏省南京市金陵中学2022-2023学年高一上学期12月学情调研测试数学试题
江苏省南京市金陵中学2022-2023学年高一上学期12月学情调研测试数学试题(已下线)2022届高三下学期临考冲刺原创卷(二)数学试题山东省东营市胜利第一中学2022届高三仿真演练试题数学押题卷(已下线)2022年全国高考甲卷数学(文)试题变式题21-23题(已下线)3.5 幂函数与一元二次函数(精练)-【一隅三反】2023年高考数学一轮复习(提升版)(新高考地区专用)(已下线)专题2-3 函数性质3:幂指对函数图像与零点-1(已下线)2022年全国高考甲卷数学(文)试题变式题5-8题河南省漯河市高级中学2022-2023学年高一上学期期末考试数学模拟试题(一)(已下线)专题11 函数的图象-1江苏省泗阳中学2022-2023学年高一上学期期末数学试题黑龙江省哈尔滨市第十三中学校2023-2024学年高三上学期10月月考数学试题(已下线)期末考试押题卷二(考试范围:苏教版2019必修第一册)-【帮课堂】(苏教版2019必修第一册)
解题方法
4 . 如图所示,矩形
的边
,
,以点
为圆心,
为半径的圆与
交于点
,若点
是圆弧
(含端点
、
上的一点,则
的取值范围是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/10d6e2c5-6aa0-4b4f-8adc-f0a55a6b58e5.png?resizew=188)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15289c707e0c7149a270802733519004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ca4652de1332a36da699973222f5e97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59880e470359d8e9faf6ae5ce155cf2a.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/10d6e2c5-6aa0-4b4f-8adc-f0a55a6b58e5.png?resizew=188)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知
,
的最小正周期是
.
(1)求
的值;
(2)若
,求
值;
(3)当
时,讨论方程
的根的个数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d78dc19766c7b83e1149401d67f00cd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23fb90e09994fdc6ab02ed6ba664f31f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c862532f1ef6a6623d1f018ee988bf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73f021a65c471011ee58a992ec8bf79f.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49ce2dfb1e54608b591409d59686e71a.png)
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6 . 已知
.
(1)求
的值域;
(2)若
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb044fa15647bf7883c22ee7831595be.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fd64e79a34d49f4c5fba6d12a88f5da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8f798a9af75a091a8be0b71f2038260.png)
您最近一年使用:0次
2023-04-16更新
|
597次组卷
|
4卷引用:江苏省南京市中华中学2022-2023学年高一下学期期中数学试题
名校
解题方法
7 . 如图,在
中,
,
,过点
向外作等腰直角三角形
,且
,则当![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b657cfa91b6394e4b00fa385a2c0149.png)
______ 时,
的长度取得最大值,最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d262480ffb55b7617f44b63f130c154a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a2efb46714efa6a13a121e2a7f89412.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/780d3f5f4c4419913c1232b7aae03ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb67f27bcda7681b19239a199b4c4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b657cfa91b6394e4b00fa385a2c0149.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/2d64fd17-9222-4ea2-bb47-60f912f4494e.png?resizew=169)
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解题方法
8 . 函数
在一个周期内的图象如图所示,则( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/9a02f24c-53c7-4710-a8b1-e25f02663217.png?resizew=212)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58665e3a46416781a640569601626865.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/18/9a02f24c-53c7-4710-a8b1-e25f02663217.png?resizew=212)
A.该函数的解析式为![]() |
B.点![]() |
C.该函数的减区间是![]() ![]() |
D.把函数![]() ![]() ![]() |
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解题方法
9 . 已知函数
(其中
),先将函数
的图象向下平移
个单位长度,再向左平移
个单位长度,得到函数
的图象,则函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74a01d149399210cc1ce429a5b2b20e.png)
______ ;若在区间
上至少存在两个不相等的实数
,
,使得
,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0873d147972f17406e2a40843dd6e901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4456675a5dbe545462a22cef9aca8fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92ec6418a6e3e81a38ccbfa33100eba0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1938c093dd2fbcb752d0eb7a18d143b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74a01d149399210cc1ce429a5b2b20e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6257a9864ba40e27ef9cd745522d9ca8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f3b6e90776d512b662dd375b04f23aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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解题方法
10 . 锐角
中,
,若
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa70e526dd8bd6dcc5606dae9c90204c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dfa04ed69eb5e36931c076e0cf3f01e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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