名校
1 . 已知
是函数
的零点,
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf906a6e79120c5cc22740355c215ee2.png)
_______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b02e0798dc83b5f5c7042d1cfc76b114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a58b672fa6e8d37e28e0809334b1c21b.png)
则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf906a6e79120c5cc22740355c215ee2.png)
您最近一年使用:0次
2 . 已知
的内角
的对边长
成等比数列,
,
(1)则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
__________ .
(2)若延长
至
使得
,当
面积的最大值为
时,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](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/aea5b893f96904d91c95f33495dcf0a7.png)
(1)则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
(2)若延长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dea2ae9d515f9ab351ad72306b776ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eb3d1070981fed5ca65a34bb2282e6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9f8f01137e92c0f2e63467036ae9cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次