1 . (1)若数列
的通项公式为
,则该数列中的最小项的值为__________ .
(2)若
的展开式中含有常数项,则n的最小值等于__________ .
(3)如图所示的数阵中,用
表示第m行的第n个数,则以此规律
为__________ .
(4)
的内角A、B、C所对的边分别为a、b、c.已知
,且
,有下列结论:①
;②
;③
,
时,
的面积为
;④当
时,
为钝角三角形.其中正确的是__________
填写所有正确结论的编号
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83cf38189d5cbf627d2b82ac0eb76006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22363774130b5db04c49b36bc4d58001.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bbdb3fc9614438947c7f1537ec64765.png)
(3)如图所示的数阵中,用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a66c5f00b5b38a2d052354b5611970e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01a9aa3e38f912969450d2a1fe5ffcae.png)
![](https://img.xkw.com/dksih/QBM/2022/3/8/2931802799407104/2938048186130432/STEM/b7d18d9015bb45d3a6959a5b0edfd3df.png?resizew=208)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a37dbc8484f51a3d2a25a509838d86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef1e7984a935eb4ac5730ccea966af4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18dccba7bc301e4913b1a4856afae466.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d697d914ec99d6edb5a6ab7efe1c5686.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a15a13b4190ac3d5feaee27a4c97b21b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adac343f5a716a1959eb0abbcdac0bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530be0354ac54e554421d9c82e5070e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e58303bdbbdf9b78308135ee1ed413d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a301324443eb93b467134a86890dd9ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
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4卷引用:湖北省武汉市武昌区2022届高三下学期3月模拟数学试题
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