1 . 某种最新智能手机市场价为每台
元,若一次采购数量
达到某数值,还可享受折扣.如图为某位采购商根据折扣情况设计的算法的程序框图,若输出的
元,则该采购商一次采购该智能手机的台数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/d5945eb6-06c1-429c-8b71-8ccb320cee7b.png?resizew=196)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3248b3b36f1483ffe45c94461876a601.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6896720a357dc858882663d75f6aa7ac.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/d5945eb6-06c1-429c-8b71-8ccb320cee7b.png?resizew=196)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
2 . 已知函数
,若
,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b70e71ede232d30371040395e1b95183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9d35393384d30122626aff105db7c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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3 . 已知函数
,且
,则不等式
的解集为
![](https://img.xkw.com/dksih/QBM/2019/8/22/2274174184505344/2274911321989120/STEM/b9d3387d05cf476eaf7f53d90955855f.png?resizew=6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02115d060f64c152e38e9981209d81cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/056dc5c9ec5b3cb8f4033a45f2bf2321.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08e59703be42898c4aa7addcbd76a0bb.png)
![](https://img.xkw.com/dksih/QBM/2019/8/22/2274174184505344/2274911321989120/STEM/8a3fad3b233b4964a56723561947dfb4.png?resizew=6)
![](https://img.xkw.com/dksih/QBM/2019/8/22/2274174184505344/2274911321989120/STEM/b9d3387d05cf476eaf7f53d90955855f.png?resizew=6)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2019-09-14更新
|
444次组卷
|
3卷引用:【校级联考】浙江省七彩联盟2019届高三第一学期11月期中考试数学试题
【校级联考】浙江省七彩联盟2019届高三第一学期11月期中考试数学试题(已下线)专题2.10 第二章 函数(单元测试) -《2020年高考一轮复习讲练测》(浙江版)(测)安徽省滁州市定远县育才学校2018-2019学年高二(实验班)下学期期末数学(理)试题
2019高三·全国·专题练习
4 . 设函数
,若
,则实数
的值为
![](https://img.xkw.com/dksih/QBM/2019/8/22/2274169797574656/2274833478098944/STEM/1ebff49cc1254230955cab94f90a7c63.png?resizew=151)
![](https://img.xkw.com/dksih/QBM/2019/8/22/2274169797574656/2274833478098944/STEM/24fe429a07ac4f74888b8e856e71aaac.png?resizew=54)
![](https://img.xkw.com/dksih/QBM/2019/8/22/2274169797574656/2274833478098944/STEM/d6f65ae39f9d4d8ca29221bd94ab2a76.png?resizew=8)
A.![]() | B.![]() | C.![]() ![]() | D.![]() |
您最近一年使用:0次
2019高三·全国·专题练习
5 . 设函数
若对任意的
,都有
成立,则λ的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/863f69bf48ac73bcd7e69defb765f867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2746b0c1514fdd3b687c79ad24adc6c2.png)
A.(0,2] | B.[0,2] |
C.[2,+∞) | D.(-∞,2) |
您最近一年使用:0次