21-22高一·湖南·课后作业
1 . 解不等式:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53b1e6fcf734cb94b378343a8434ef9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/206e8decbcecd2ecd72c04cc3fb43eef.png)
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21-22高一·湖南·课后作业
2 . 若不等式
的解集是
,求不等式
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833a23185a59bb7ca683a23926454ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cd089f65fb0afc3e31275ca01bd158d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1617dc2dd598f9da6a808f9f260e55e.png)
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21-22高一·湖南·课后作业
3 . 解下列不等式:
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fa3c32d533fb47811461a194f390dee.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07eae13c022da607bee3db6e50e03c83.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990735851c6208e80ed9b58a08a9efdd.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7012e48226e96ace9600bec44f0fa7bc.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e40fbb89cd45349e07e15fdd850959d5.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c83666b8b979490197be036f011483.png)
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21-22高一·湖南·课后作业
4 . 解下列一元二次不等式:
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/931c0e773775d6183ae74d30713a4a63.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe46868049380b61fd061698ad59dbb.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebd7f1002b4efcadcb321b7f92d95cc3.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ef595e22a8c6c6317c6385e024f2b69.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2175506eebbcd85202ef3ff0191473d1.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50c06d3a211da3d4752d9656e453855f.png)
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20-21高一·江苏·课后作业
5 . 已知不等式
的解集是
,求实数a,b的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2880c261c26fa0f0cb66d11a966c515.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9a845e51ba5c12ec99975423deb347.png)
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21-22高一·湖南·课后作业
6 . 解不等式:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7341b7a91ab992cd4500f875c0ee1125.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1868f4f7aa90b97d5e68d9586666a5.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74e835df2447be762d163b18778f1946.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/794a32342e9c279b1182b8a44e982c75.png)
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2022高一上·全国·专题练习
7 . 解下列不等式:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ffc2d2c94ccc1719a8cc12bcf35b66e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d906bf7be34875e1c981c63793a427.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f96ac3566a41d7e5f233ffec8b3f99a0.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9828274fa9e56707227af7d26997b217.png)
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2022-08-26更新
|
608次组卷
|
4卷引用:2.2.3 一元二次不等式的解法
(已下线)2.2.3 一元二次不等式的解法(已下线)3.3 从函数观点看一元二次方程和一元二次不等式(2)新疆维吾尔自治区和田地区和田县2022-2023学年高一上学期11月期中数学试题苏教版(2019)必修第一册课本习题第3章复习题
20-21高一·全国·课后作业
8 . 求下列不等式的解集:
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46851f8bd20af264c98d581825fd1afd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ea2cffed1bfef487bbdd6a1e468489d.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a9a0af3de084c7b69cff101adee4ac.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/595df5ae89ccfca0069a5380e9af7a2a.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b9c6bfc790b30a2dbcb1c6f02139e4f.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55354f67cad085411215b5c59998735a.png)
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9 . 利用十字相乘法分解因式:
(1)
;
(2)
.
(3)求方程
的解集.
(4)求证:对任意的x,a,b,都有
.
(5)已知“任意l和s,都有
”是真命题,借助这个结论将
进行因式分解.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fdf57778bfe4dab4ee539f27ec9758c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96791c33798bd64168fbcfed8227e3d7.png)
(3)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86eb4ca4061cc0763ceb703feebc2b69.png)
(4)求证:对任意的x,a,b,都有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a22f618009ca40d3c793a14fdbf1b32d.png)
(5)已知“任意l和s,都有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84b242ba1b490d6179e5f68f425bcd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21ac4ca64fdb94ebfac63b6d45a453be.png)
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10 . 求下列不等式的解集:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/529aac19ed9f470929b4bcdf4bf71713.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c621906436cab0c60f7f6db153455e.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a24271e42a33b55067474b194a4098.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc6972cdf055f639353884e4369074ba.png)
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