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1 . 燕子每年秋天都要从北方飞向南方过冬.专家发现两岁燕子的飞行速度v(单位:
)可以表示为
,其中Q表示燕子耗氧量的单位数.某只两岁燕子耗氧量的单位数为
时的飞行速度为
,耗氧量的单位数为
时的飞行速度为
,若
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53afeaf21f93091b71608d21540be239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f71a6bf09b6294bde96311bcab86796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f44c235d8b49207ad3f2d77dc5d6cf20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/814f55724f7ee57bd395eb3b95393c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/368929c787283f94414d15476197664f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f498cf0425a863627ff9cdccfa33b9a1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-21更新
|
199次组卷
|
2卷引用:北京市顺义区2023-2024学年高一上学期期末质量监测数学试卷
2 . 若函数
的图象恒过
和
两点,则称函数
为“
函数”.
(1)判断下面两个函数是否是“
函数”,并说明理由:
①
;②
.
(2)若函数
是“
函数”,求
;
(3)设
,定义在
上的函数
满足:
①对
,均有
;
②
是“
函数”,求函数
的解析式及实数a的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b2c84e7b41a841a230ed5f8a42309aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29343388ca8b33dc98325e65382b38a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a359f9aeb5add5377519c6f7650ae6f.png)
(1)判断下面两个函数是否是“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a359f9aeb5add5377519c6f7650ae6f.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5e0f9a2c91af4b28879a32fb027fc7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d6ee41a3a8869cd2f4d9f230d008741.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e17afd02a58c3d3c25ac4f8cab171e24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a359f9aeb5add5377519c6f7650ae6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e93e7062f9483ecc0bc8f40916a7824a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
①对
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d13ba6d93a671ca21730facc7fbf052c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ae03ea9aabc605c52dada45c5b0502f.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c50bb5280d82386a5496ff8f4434661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a359f9aeb5add5377519c6f7650ae6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a813b5adbf5c7082561237894ba6d599.png)
您最近一年使用:0次
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解题方法
3 . 已知函数
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6460aebf25d1aa04e69ab99bf4d9facc.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1b389a24be4ce6fc8aade4ca2ddcf1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6460aebf25d1aa04e69ab99bf4d9facc.png)
您最近一年使用:0次