已知:函数
(
).
(1)若
,求曲线
在点
处的切线方程;
(2)求函数
的单调区间;
(3)函数
在区间
上满足
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03403c2622a6d87c922c1fbc80786131.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
(3)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45ca4d5b67f6493e615c950be1bcb5a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/273a3ac8e2d094af3f8f7fee1bfce8be.png)
更新时间:2021-08-30 20:26:42
|
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解答题-问答题
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适中
(0.65)
【推荐1】已知函数
(
).
(1)
,求函数
在
处的切线方程;
(2)讨论函数
的单调性.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/568d44bed7fdbb2814bc8284682f7804.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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适中
(0.65)
【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5768ce230120f50c9a3f629673dfa4cb.png)
.
(1)当
时,求
在
处的切线方程;
(2)若函数
有两个零点,求
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5768ce230120f50c9a3f629673dfa4cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec3e3bcd67cf1a355986c6e3132470c7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d29c5c266a6d834a244c1f50c8f9848c.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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适中
(0.65)
【推荐3】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/011ef2c48d9066f5313a0052ca8f0a58.png)
(1)求
在
处的切线方程;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/011ef2c48d9066f5313a0052ca8f0a58.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79fbfaebf9066816aba62d2cd6d1a5e4.png)
您最近一年使用:0次
解答题
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适中
(0.65)
名校
【推荐1】已知
.
(1)若
,求曲线
的单调性;
(2)若
在
处取得极大值,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92aa650555cc35287b7f7d44bb347498.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54060e8c61b9e48d320c965238cc37b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.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】已知函数
,
,
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(1)设
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(2)设
,当函数
有两个零点时,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583555be9002c23ed96be9895a6d5d7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d200115e7d5849bd4b98225f1ceea74e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15a8df0ee018f4de94e5b346ff7241b1.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aba54ac3ea84a85dec0bcc24f6bfb4c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46be55c8f2760d6db125f46691a3de48.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daf35ed3771e234e074c7619b2d34f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcafc95a0527841c29a58d4f7d85e232.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.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1】已知函数
.
(1)讨论
的单调性;
(2)若
,使得不等式
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18c98106438206cb0ea34097366fe74.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a6af5091ea7c484f039b31edb13aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c370ff2cef0051965c46d0ba719aee5.png)
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【推荐2】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e74da4b06c434c46d5a8958ad77f2592.png)
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(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ee2bc806ee2de8757350bd6e7ef37da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94ac2df16c5d8a9931c13dcef9912440.png)
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