已知函数
(
,且
)
(1)求函数
的定义域;
(2)判断函数
的奇偶性并证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7454b159d49d842623b993b97f7fd779.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
更新时间:2023-09-29 22:23:27
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【推荐1】已知函数
(
,
为常数,且
),满足
,方程
有唯一解.
(1)求函数
的解析式
(2)如果
不是奇偶函数,证明:函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2fc102eefee36185e3863b742df6290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b2798c6a26d02c5d2c8b1355c8c30.png)
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解题方法
【推荐2】已知函数
.
(1)计算:
;
(2)对于
,
恒成立,求实数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20fb0f721f87f95c7a69ed9479a844c.png)
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33569b90daaec941dc7e0b345ab94918.png)
(2)对于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d0b969f58a09dff5c32b43219e2080.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecb24006e95062de5d297a2245995dfa.png)
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【推荐3】已知
.
(1)判断并证明
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(2)利用定义证明
是增函数;
(3)解不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ad11cba5a4acd84b515053b8df76fb.png)
(1)判断并证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)利用定义证明
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(3)解不等式
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【推荐1】求下列各式中x的取值范围:
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;
(2)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85f76d15d4c9dccfa116c4de13a804b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94612f7d3ff4625ddff9d6eec4c12552.png)
您最近一年使用:0次
解答题-问答题
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较易
(0.85)
解题方法
【推荐2】已知函数
(
,且
).
(1)求函数
的定义域;
(2)判断函数
的奇偶性,并予以证明;
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的x的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/607e095371d598c3fd9aec72e5484cd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
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(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c0c17591c9156945c07e142ed1b1bdb.png)
(2)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c0c17591c9156945c07e142ed1b1bdb.png)
(3)求使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ea4731e587cc50e637e24ceb9ddff1.png)
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