1 . 设等差数列
满足
,
,则
的最大值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034ba25825c13725931c483aa47c9363.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e5b85906320b8c9b910ad2ffedbe01b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9270ba03c0e483abf45ce63ef60b3c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8880fa73dcdfd175fb3f35f5fdab967c.png)
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名校
2 . 计算: ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca141e942bf3082f702a5f4d73e624ac.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca141e942bf3082f702a5f4d73e624ac.png)
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2018-01-09更新
|
720次组卷
|
5卷引用:河北省定州中学2017-2018学年高一上学期第二次月考数学试题
名校
解题方法
3 . 若函数
是奇函数,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b2dd71d6afbb01399bd5061dfec959.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2017-11-12更新
|
406次组卷
|
2卷引用:河北省衡水市枣强中学2017-2018学年高一上学期期中考试数学试题
4 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2d95ad912272120bf2d18f480fafec.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e2d95ad912272120bf2d18f480fafec.png)
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2017-10-16更新
|
1133次组卷
|
2卷引用:河北省石家庄市辛集中学2017-2018学年高一上学期期中数学试题
5 . 若
且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1aa5f20dbb3ca1cd01dce79baf73486.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c400a615a16a1662de98dfb4e49d58d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1aa5f20dbb3ca1cd01dce79baf73486.png)
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2017-08-29更新
|
676次组卷
|
2卷引用:河北省正定中学2016-2017学年高二下学期第四次月考(期末)数学(理)试题
6 . 已知
分别是定义在
上的偶函数和奇函数,若
,则
=_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fd1e808e015f4cb43d2e3a0529ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54874219e9084a77a9891fd51da7faef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e9739ee46f54a53a0a779617be71cac.png)
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7 . 已知函数
则![](https://img.xkw.com/dksih/QBM/2016/12/9/1579070264819712/1579070265163776/STEM/c1f0ec32e4824d2bb1a53deb5efd2a8f.png?resizew=78)
______ .
![](https://img.xkw.com/dksih/QBM/2016/12/9/1579070264819712/1579070265163776/STEM/bdc237904b14487c8ee4405bd0812425.png?resizew=138)
![](https://img.xkw.com/dksih/QBM/2016/12/9/1579070264819712/1579070265163776/STEM/c1f0ec32e4824d2bb1a53deb5efd2a8f.png?resizew=78)
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8 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad6c6fb10267f75bdeef80922084c6e8.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad6c6fb10267f75bdeef80922084c6e8.png)
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2016-12-04更新
|
382次组卷
|
2卷引用:2016-2017学年河北邢台市高一上学期月考一数学试卷
9 . 计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78f98bbc8012bb4abf6065c35564c595.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78f98bbc8012bb4abf6065c35564c595.png)
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10 . 下列各式:
(1)
;
(2)已知
,则
;
(3)函数
的图象与函数
的图象关于y轴对称;
(4)函数
的定义域是R,则m的取值范围是
;
(5)函数
的递增区间为
.
正确的有______________ .(把你认为正确的序号全部写上)
(1)
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/25ff73e8c4bd4178a3f5958a5e1f6f4a.png?resizew=109)
(2)已知
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/738c1e39704c4f41b332a033662dd716.png?resizew=68)
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/b6cf66f1be70460687efb0952c044709.png?resizew=41)
(3)函数
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/3ff0f785cc3a41c38536bc0b49772c04.png?resizew=45)
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/76301a2c5ce34dbda458a3326295aee9.png?resizew=52)
(4)函数
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/f16001b734b748d08ee0670c59d689e1.png?resizew=147)
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/e345abeee1944329a3ad5786718e4c50.png?resizew=65)
(5)函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b0effa32031f916a265d7be6e162c7.png)
![](https://img.xkw.com/dksih/QBM/2016/11/1/1573106842009600/1573106847997952/STEM/84469756f7844015b7bee9bb218ec913.png?resizew=52)
正确的有
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