1 . (1)计算![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62a6e299458c54129f1eb6dbe0c1c602.png)
__________ ,(2)若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc6bb958c57ad1f2698a7620984e205.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62a6e299458c54129f1eb6dbe0c1c602.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86900880196893f3d5ebc687e413b9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc6bb958c57ad1f2698a7620984e205.png)
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2 .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4cdadc47e5e62a599fb9c5ab7f1f97.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2019-01-18更新
|
848次组卷
|
2卷引用:贵州省六盘水市第二中学2018-2019学年高一第一学期期末考试数学试题
名校
3 . 设
且
集合
若
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e7581a9b1bdf7e15be780aaaecc4a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd3e0a869fac35237879c45a032b523.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cc164171272ab9d2c9f05d8aa43eb6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/420b45cc8a8457eb5f1b0deb199f1eeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
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2018-12-07更新
|
712次组卷
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3卷引用:【全国百强校】江苏省清江中学2019届高三第二次教学质量调研数学试题
【全国百强校】江苏省清江中学2019届高三第二次教学质量调研数学试题【校级联考】江苏省南通市南通市通州区、海门市2019届高三第二次质量调研数学试题(已下线)专题1 集合的概念与运算(练)-《2020年高考一轮复习讲练测》(江苏版)
4 . (1)计算:
;
(2)计算:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6196e28171c69068669337f59aa6e9e.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7105226d13c690cfe119d1887eb48d41.png)
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2018-11-26更新
|
738次组卷
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2卷引用:【校级联考】江苏省沭阳县2018-2019学年高一上学期期中考试数学试题
解题方法
5 . 已知函数
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb739f61450ad6461a8adef586fbcfdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c6dd07acf9cc37b1e4ab5c6d831c167.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb739f61450ad6461a8adef586fbcfdb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-11-06更新
|
635次组卷
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2卷引用:四川省蓉城名校联盟2018-2019学年高一上学期期中联考数学试题
2019高一·全国·专题练习
解题方法
6 . (1)若函数
的一个零点是
,则
的另一个零点是__________ .(2)
的结果是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a02e3954fdb01b1f4fb1372dedb6901.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dbf80cb71406fd14621139149f7ed9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d1b7a1bcae5ce79532318144778b396.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba8d862470c57250d9c0b0fd953ec6a4.png)
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名校
7 . ![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28970cc951da0d2f2cb3e6b9288462f7.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28970cc951da0d2f2cb3e6b9288462f7.png)
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8 . 计算:
=______ ;若2a=3b=
,a,b∈R,则
+
=______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a46fc60302f3d362d7a33156629d7b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/180c9efbc1f04ec3336259832fc9c76b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/476163ae8bff995a4d33c367b6beab67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7768632c2dadb89cc52ce3cd211dfbbc.png)
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9 . (1)已知钝角α满足
,求cos(α-2π)的值;
(2)已知x+x-1=5,求x2+x-2.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8def7c38683287acb5eb26bb1207e38.png)
(2)已知x+x-1=5,求x2+x-2.
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10 . 求值:
=__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74eb1417f5ad1f0ed764b68b023b40dc.png)
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