分数
,
,
,
,
,
,
,
,
,…将这列数排成如图形式,那么第8行第7个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070398ec06a7e8747994ef36848762b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed3b68a28b6edbaa111066b3f7867aae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/602baac86c2b1668ecdfadc8a5948885.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33adb74906403b0b00fcbd9fa691d8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cf3f23bfec394769b4670962b219999.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a734873a608f0c070dec80b89d179754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e165ecb6f59aff040ac62edd49cc5551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fd7b7834f33ed54661f2ce4328f661a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070398ec06a7e8747994ef36848762b2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
17-18七年级上·河南郑州·期中 查看更多[2]
更新时间:2018-11-03 17:09:36
|
相似题推荐
单选题
|
适中
(0.65)
【推荐1】设直线
(n为自然数)与两坐标轴围成的三角形面积为
(
,2,…,2022),则
的值为 ( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/755c7076b95773cd852fab05e62613dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87b351f16728b0023fd63678f8103c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d984a476b144cb68b3938101e146d3c9.png)
A.1 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
【推荐2】根据图中数字的排列规律,在第⑦个图中,
的值是( )
![](https://img.xkw.com/dksih/QBM/2022/6/1/2992053152579584/2993263629582336/STEM/8ce7b7455272469188e68d716146ae61.png?resizew=550)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a900a96aa628ce718ddbad524fbf78dc.png)
![](https://img.xkw.com/dksih/QBM/2022/6/1/2992053152579584/2993263629582336/STEM/8ce7b7455272469188e68d716146ae61.png?resizew=550)
A.62 | B.64 | C.-66 | D.-190 |
您最近一年使用:0次