![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/541b16fdc230c1bf727de73ba0aea2a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/048c053ec9544bb287a89322508ca1bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caee3fded5ef2488ff1fd9a08426eeca.png)
A.![]() | B.![]() | C.![]() | D.![]() |
22-23高一下·河南·期末 查看更多[3]
更新时间:2023-06-14 13:28:07
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相似题推荐
单选题
|
适中
(0.65)
名校
【推荐1】在
中,内角
所对的边分别为
,已知
的面积为
,
则
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76f0649064a085fb74c997fb507a9b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78402004b52882f028aec0491c21527d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8add88d0c3c0b26ea210d625121e01e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.8 | B.16 | C.32 | D.64 |
您最近一年使用:0次
单选题
|
适中
(0.65)
解题方法
【推荐2】在平面直角坐标系
中,
分别是
轴正半轴和
图象上的两个动点,且
,则
面积的最大值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b43e1bea7019a76adbc8651256cdfdfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f371c0b1d573c06516ab1904d95ee49f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b8189f7b0ffe4d20bf0fad43b4ed589.png)
A.![]() | B.2 | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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适中
(0.65)
名校
解题方法
【推荐1】若正实数
,
满足
,则
取最小值时,
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3de380e22fe3741440d95835053eb094.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1fc838e1477179b36ca7481ee2cc1e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
A.5 | B.3 | C.2 | D.1 |
您最近一年使用:0次
单选题
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适中
(0.65)
名校
【推荐2】随机变量
服从正态分布
,则
的最小值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f022950e0faa45b617d497b01b5292b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c031874cb4c5417fe2c66333a7db0314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44d760204a261aae858ee3e353882899.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次