![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://img.xkw.com/dksih/QBM/2014/10/25/1571884075999232/1571884081668096/STEM/27547395df534b178eb71ab5ac2c201c.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2014/10/25/1571884075999232/1571884081668096/STEM/1c57b74d1ca3458db708495e9f8d59cb.png?resizew=96)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 利用导数研究函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cead849c0dc4a82285808a7e081ad75c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d71379442f28c038d367d49422cf90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 用导数判断或证明已知函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1d22f794d1a79ad925c7b39be608451.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da099792dd918f78dca54b9bd4fca7c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ac034acb5ad8491099e2360979aa47.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 用导数判断或证明已知函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29b711cf1d74a097f99894209a652f33.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7160d93f92089ef36f3dab809d3114b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
【知识点】 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7698ad4e778b11f4e0c2f2b3af7e5516.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 利用导数求函数的单调区间(不含参)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10574515429d447eb6a99eb4b333f674.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 利用导数求函数的单调区间(不含参)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d940ebdd2387c9543d3660ff79e14458.png)
A.0<a<3 | B.a≥2 | C.a≥3 | D.a≤3 |
【知识点】 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/093cdfd3253a19d507f174fac9daf699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a79f6a5fd9951685aad16c48eb5a41e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b85fa9989ac9c35e5701571e25bd6972.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.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)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 用导数判断或证明已知函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cead849c0dc4a82285808a7e081ad75c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aeeb39471153a11aa41bd43786734c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c39a5938d93987724754c06eaaed8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/151db3557d581d4589f07ce81870ea9d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c780149aef1bd77162e85f7f8906a6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b8a61054b498209808d3f10f7b5945.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18ae0332b4a500249db1441ebdaed628.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30d0dbab806104c45a4d7a914e2921dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6851bf82b50b15efd1145a7dda3d5951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79fe3414b32bbd1190b41ed8307f905.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6423bae4ac3a5159198c97d10be108ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c18149eb919fa3be30f86af70bc7a7.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
【知识点】 函数基本性质的综合应用 用导数判断或证明已知函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab5e0524def52baf53480b8726784ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08c3566f22543417936ef10e1cea27a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724340d69477c0ec2418c392b22b1cab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 用导数判断或证明已知函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0edc7e7a8e5186066dc37aaed0bef6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d79fe3414b32bbd1190b41ed8307f905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
【知识点】 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ffa7a797dc90cb5d854d4b6eb81bfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0408b9502dcc197dcf528337ef0b617b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
【知识点】 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d479a86a1711709b2d100fe4daf3e7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea57ced77001cc249e04c73239d05095.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a824c523e1a557497828848e0772732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a32ad9b3a5a6b34ca511fd205f3d082c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbfe8e7fb253685e0e50bae0c5482314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
【知识点】 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/608ccb3cd7363cdf1174770ce176430c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09b2e6731f14639736969f10b8b44013.png)
【知识点】 根据函数的单调性求参数值解读 利用导数研究函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d87cd4403487962c38c8707ba3ab3fa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e10df02e0b0fdeaf4a442384350b5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b3dd9d2f1b5917e90b1628f3bc4d0d7.png)
【知识点】 用导数判断或证明已知函数的单调性 根据函数的单调性解不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffa116f6bbbac1a974976511c5d0b3e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c76300399c82f354f9fc6d5c8946e28f.png)
【知识点】 含参分类讨论求函数的单调区间
已知函数
(1)若,求
在
处的切线方程;
(2)若在
上是增函数,求实数
的取值范围.
(1)若函数f(x)的图象在(2,f(2))处的切线斜率为1,求实数a的值;
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed9ccbca62791df6cfa016afac55599e.png)
【知识点】 已知切线(斜率)求参数 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db75d1fd7851378bd957dd3bd6e2f696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b17f7eae459ed9adb58cf259d2b7ab69.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/303d15ec8e1e40656fefff6bb9d50be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97148e04ca6a9f9dca0aba91ce4e1d84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
【知识点】 利用导数研究不等式恒成立问题 含参分类讨论求函数的单调区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf22fbf72fb71c10283880b525ee681b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0c4473159277aed64ea96c4af087954.png)
【知识点】 求过一点的切线方程 由函数在区间上的单调性求参数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb59638769faa7d399f622c03ee3674f.png)
(1)当a=-1时,求函数y=f(x)的值域;
(2)若函数y=f(x)在x∈(0,1]上是减函数,求实数a的取值范围.
【知识点】 由函数在区间上的单调性求参数