解题方法
1 . 已知定义在
上的偶函数
满足
是奇函数,且当
时,
.
(1)求函数
在
上的解析式;
(2)解关于
的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c09c5c89b0c2a92f8c4b70e69b0eada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0eac2b31a19918895e5af2d316490e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf51d9719b5dba6b64411e961002d3a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f7dbb416ec1ff1984a724a4f48bf692.png)
(2)解关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae9e474ae793183236a2354d2fc8a47.png)
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名校
解题方法
2 . 设
是定义在实数集R上的奇函数,且对任意实数x恒满足
,当
时,
.
(1)求证:
是周期函数;
(2)当
时,求
的解析式;
(3)计算:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78132753bd0d62932f7ff62a7046f7ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fbb01a7f5e9861aa185c6c63fcd58c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28e887308e8cf19f9000f20d0b2ce70c.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/095c5f7a3c6917839c01fd1e5654ee91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba739da135911638f6238f3e7a8dfd71.png)
您最近一年使用:0次
2020-12-22更新
|
331次组卷
|
3卷引用:天津市第一中学滨海学校2020-2021学年高三上学期开学考试数学试题
名校
3 . 已知
是定义域为R的奇函数,满足
.
(1)证明:
;
(2)若
,求式子
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87e04b4cd16224102ef696222caa56ba.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f663764f1b446f380a10b83538f238a4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6855784817151468771f29c0fc38fc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fd5a396697e7e1069fb47db52490e7a.png)
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2020-08-18更新
|
313次组卷
|
7卷引用:2020届辽宁省丹东市高三总复习阶段测试理科数学试题
2020届辽宁省丹东市高三总复习阶段测试理科数学试题2020届辽宁省丹东市高三总复习阶段测试文科数学试题(已下线)第06讲-函数的奇偶性与周期性-2021年新高考数学一轮专题复习(新高考专版)(已下线)专题2.3 函数的奇偶性与周期性(精测)-2021届高考数学(理)一轮复习讲练测(已下线)7.3.1 三角函数的周期性(练习)-2020-2021学年上学期高一数学同步精品课堂(新教材苏教版必修第一册)河北省邯郸市大名县第一中学2020-2021学年高二下学期5月月考数学试题山西省朔州市怀仁市第九中学高中部2022-2023学年高二下学期5月月考数学试题
名校
解题方法
4 . 已知函数
对任意
满足
+
=0,
=
,若当
时,
(a>0且a≠1),且
.
(1)求
的值;
(2)求实数
的值;
(3)求函数
的值域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d28c41c0dab365316497fd39e0426966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ed2dd8a797d6da9c89e858aed9a7da9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fe17821ea81c6fec60bd5273901bd50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04614d0fac9cde995374a43d4323b723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a33dc3326e335a7e519b86093a53fb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8823b68083dab5afa6bff79c6fe94eb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74156327e5659301f391814605688899.png)
(2)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(3)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb57dcb92c97b59aed318d896f2557a1.png)
您最近一年使用:0次
2020-09-09更新
|
522次组卷
|
5卷引用:江西省宜春市万载中学2018-2019学年高一上学期期中数学试题
江西省宜春市万载中学2018-2019学年高一上学期期中数学试题(已下线)第二单元函数的概念与性质(A卷 基础过关检查)-2021年高考数学一轮复习单元滚动双测卷(新高考地区专用)湖北省仙桃市田家炳实验高级中学2022-2023学年高三上学期8月月考数学试题广西钦州市第四中学2022-2023学年高一上学期9月份考试数学试题(已下线)FHsx1225yl143
名校
5 . 给定函数
、
,定义
.
(1)证明:
;
(2)若
,
,证明:
是周期函数;
(3)若
,
,
,
,
,证明:
是周期函数的充要条件是
为有理数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fd9a4c5662492fb01f2fa2a45ce43e3.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76cb31511964c3bdd9bdea3b3e3af144.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf24c89bf6f2120addb7f231b94a8490.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e33a79cc53b2fc63f3e2107313a6ec6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a50ca214d94500b83e493e288882fcc.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f788c9ddad27e96e28069b70558021b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/156213ad075f980c16a80aa0c04b6fe8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce21eee8b5a73aec951ab7b6712ab460.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8014b097bcc713cb46b0387b5465f17a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd74add83d098d62539e2d8234e2d7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cfcc567b95a320abcb25509923cd001.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b287937887574e2c1e9a0222c3021936.png)
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6 . 先解答(1)(2),再通过结果类比解答(3).
(1)求证:
;
(2)写出函数
的最小正周期;
(3)定义在
上的函数
满足
(其中
为非零常数),试猜想
是否为周期函数,并证明你的结论.
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/870b39c0e1e837cee44a5eea25008384.png)
(2)写出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/457eb5e0000350b102d387a80cf3476b.png)
(3)定义在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb4fd86f5e6a24e6caf07d4248c1e308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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