设函数
(
)
(1)当
,
时,求方程
的解;
(2)若
为常数,且方程
在区间
上有解,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c1c6c70acb481f00a5bb4a3943f43f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/773ca22fc12ade9e60dbc749ba5cfa73.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22a4a0dd7307a1323d25331e60782d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b2028e86df42edc69a10687c01d1168.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f0963d72cd2735052675680e2bccac.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/502c4ff1cd420b9da4de849e63c307e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1924f683f9c883587b48ccddd8f00f99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
更新时间:2020-11-14 22:37:27
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解答题-问答题
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【推荐1】已知函数
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(3)已知函数
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(3)已知函数
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解答题-证明题
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【推荐2】已知函数
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(2)若方程
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①求实数m的值;
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/494972e59b8bb4c1ffee5b798719bea3.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c72da3ae3e6592fcd5b5e0dc37ae1e3.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/4c2e41c64ac5508a9ba27b697122d6d5.png)
①求实数m的值;
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4b5890bd5a8fe2650ffbdda74c2ce65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fee4e4ef6bc78dc8e69bf99c2807b7b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ade2c078930e826b698a767b21fc40c1.png)
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【推荐1】已知
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
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(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b3f51410d969f9fb41a595a028a6f06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0268e85df43d66b031e0eccb11284452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f88a76f947e7022ef0c5efd6db060c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee3c6cdb19ac03dc3c28cd63b09dc907.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4802dfb4352b1162b6cda12fa469f91e.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebc20d351d51723c9b0a07a20ac14114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0225bca34eaf19544939b29153aac1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0e3589ab6dda85eb6dc9cab30878f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff5474708041244835175778925a7ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8119e4e1c474bc2adbe014628043609.png)
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【推荐2】已知二次函数
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![](https://img.xkw.com/dksih/QBM/2016/12/28/1619435057029120/1619435057618944/STEM/8d135045f93c4fa5ba70e6adcba2f94b.png)
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![](https://img.xkw.com/dksih/QBM/2016/12/28/1619435057029120/1619435057618944/STEM/885105ba8219476e840901bd2a9529f4.png)
(Ⅱ)设
![](https://img.xkw.com/dksih/QBM/2016/12/28/1619435057029120/1619435057618944/STEM/c16dad5031cf420884891e2886384aa4.png)
![](https://img.xkw.com/dksih/QBM/2016/12/28/1619435057029120/1619435057618944/STEM/14a13128ac22472fba2ebc8f4d950ecd.png)
![](https://img.xkw.com/dksih/QBM/2016/12/28/1619435057029120/1619435057618944/STEM/dc006a1e2b044590944f6aef738d2c19.png)
![](https://img.xkw.com/dksih/QBM/2016/12/28/1619435057029120/1619435057618944/STEM/9069bf20a55a4ba2bc6bb4ccc47062c7.png)
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