已知函数
.
(1)求
的单调递增区间与对称轴方程;
(2)设
.当
时,
的取值范围为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2944a3b3241a68ec7d2b7b118dc0192.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e22f887f4451330a03863828a7c184f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf22a342373c046f8f44c1221c8b36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fab11f38ab8593932082ec4d9c8c91f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2023-10-08 21:24:34
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相似题推荐
解答题-问答题
|
适中
(0.65)
解题方法
【推荐1】 已知函数
.
(1)求
的单调递增区间;
(2)对于任意
都有
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bfa77b8492b2091c92a7673b3e1366b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb48434bdcafb5e084fc0b6396cb9469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b666663ce3537a634a3b427b418eb62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解答题-作图题
|
适中
(0.65)
名校
【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69772f8381e12110bdf928be40037be5.png)
(1)用“五点作图法”在给定坐标系中画出函数
在
上的图像;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/27/b7055026-1ac7-409b-b9aa-b780925e066c.png?resizew=232)
(2)求
,
的单调递增区间;
(3)当
时,
的取值范围为
,直接写出m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69772f8381e12110bdf928be40037be5.png)
(1)用“五点作图法”在给定坐标系中画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd52ef062e1934be348f2309946b1f3f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/27/b7055026-1ac7-409b-b9aa-b780925e066c.png?resizew=232)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf22a342373c046f8f44c1221c8b36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6c1756b564bf1d998d8179637011c88.png)
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解答题-问答题
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适中
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名校
【推荐3】已知向量
,
,设
,
.
(1)是否存在实数
使得
与
平行,若存在求出
,若不存在请说明理由;
(2)设函数
,当
时,
的最大值与最小值的和为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c5a0c4358186ad030ffebbe9c9313f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dadc07f5cfbb1c0aaa6474d5a796a89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f28f713c064be1150868b065e540a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf2832c65d95e1eeeac2afdfd1d1e3c.png)
(1)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cab6d590b099157b00b27bed96ba122c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a0a5133b8460df6c46da0e44051e2a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e7d0191acd17b6a0330ed4e0682f24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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名校
【推荐1】已知函数
.
(1)求
的最小正周期及对称轴方程;
(2)当
时,求
的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3477e11cba3cf321b0b6cacea23bd1d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5209c59308cd351ba6b90f541e96bfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
【推荐2】设函数
.
(1)求函数
的最小正周期;
(2)求函数图象的对称轴、对称中心;
(3)当x取何值时,函数有最值;
(4)求函数的单调区间;
(5)判断函数在
上的单调性;
(6)求函数在
上的值域;
(7)求函数
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3caa24f6c646647ae2bffb2ffdb03f06.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)求函数图象的对称轴、对称中心;
(3)当x取何值时,函数有最值;
(4)求函数的单调区间;
(5)判断函数在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db5647cb1728457c6b773168a5c0d11.png)
(6)求函数在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db5647cb1728457c6b773168a5c0d11.png)
(7)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5be1d8c6384d7fabddb693b2b7fcdf4a.png)
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解答题-问答题
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适中
(0.65)
【推荐3】已知函数
在区间
上的最大值为6.
(1)求常数m的值;
(2)将函数
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个单位,得到
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad60a0345ca6671b564975234dacc528.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d51992c05a557cf6058664f1f8961e.png)
(1)求常数m的值;
(2)将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5aeb076bad84890e24dbdc945ad543cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
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解答题-问答题
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解题方法
【推荐1】已知函数
.将周期为
的函数
图像上所有点的横坐标伸长到原来的2倍,所得图像对应的函数为
.
(1)求
的单调区间;
(2)求
图像的对称轴方程和对称中心坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07888ddb05a991c86facc0100a34f497.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70f5389990c3a0c5373f3bd9fb2454c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
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(0.65)
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解题方法
【推荐2】在
中,角
所对的边分别为
,,且
.
(1)求角
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,求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebd0f4934e7d9b39745e82e6da1733f2.png)
(1)求角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd5b9bbd3d22bd2cef53dd4b9691257.png)
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您最近一年使用:0次
解答题-问答题
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(0.65)
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解题方法
【推荐1】设
为常数,函数
(
).
(1)设
,求函数
的单调区间及周期
;
(2)若函数
为偶函数,求此函数的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03205d67799a1a4cecbcdcc273df5bf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8120119749d4bc28067e73fca7d46cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
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解题方法
【推荐2】已知函数
.
(1)当
时,求函数
的单调递增区间;
(2)对于
为任意实数,关于
的方程
恰好有两个不等的实根,求实数
的值;
(3)在(2)的条件下,若不等式
在
上恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52301f311b021f7d04bfdca8c3aaf00.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1986ee008f64fc4fb6dddad020e2cdb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1017a21be2a73738eb51d22771329929.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d8b002680c476b8323c4b67e8bc999e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
(3)在(2)的条件下,若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65b791ef4858df886be749c11a7690f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a0a5133b8460df6c46da0e44051e2a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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