有一列数
,从第二个数开始,每一个数都等于l与它前面那个数的倒数的差,若
,则
值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/232a41c5956911a16adc716f1944e12e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/039e4fe671d61e59b96ee525c9df43e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90707999e8fc89ae1137e5115c39f637.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2021-11-20 07:55:47
|
相似题推荐
单选题
|
适中
(0.65)
【推荐1】如图,已知等腰直角三角形
中,
,过点C作
,垂足为
的面积为
,过点
作
,垂足为
的面积为
,过点
作
,垂足为
的面积为
,过点
作
垂足为
的面积为
,如此作下去,…,
的面积为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cf468f5132e14ee1d8cc766808b11af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd2575c94f1afb9eda33a3ac1094503a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a1053a70a9591643ffbe2d0c2f20aa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05f0367fd406f41146c4b7f0657a2ef2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b104090ea2ac34be58a76a4e0e95cb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b6bdc1146662275ba90573c24dff4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b699e77f9fa46622382ff3ba8b4be0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7df1d9b712b639c8b6809c9f3ae03706.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbee1bbc4183e1da57a417e6169875f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5885ec6fb4737c848646dc88877e7c50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6899bf9cadae2ccdb14cbc87d4f280ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32efe4eff75508cb93e828c735dcb695.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61f8f7f9d3837fae4d703a79f4c9f7ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fd45f9ead1fd16ad014020b677870f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f30f56664446f32dbbc2c5f12a99374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05035c6b61f7b5dbe6baa71f2770729e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08eb71ecf8d733b6932f4680874dbbf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b85fab2e58ae8800837e3e43fb6f24c6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
适中
(0.65)
真题
【推荐2】观察下列等式:
,
,
,
,
,
,…根据其中的规律可得
的结果的个位数字是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0024adba9663e7d9035c2abf3781b783.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fddd8d7ea235ab52eba12a2943e1387e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08204a7810dc6997629be7858a63622e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/238e61d2450c8a1f94ef6a6ab36ca7e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb2300e19da6cbe6d46a99c43203d5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/961519549a0f9c5b62d15f45576cda1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d53af8857679d682ac1a72ffbdade581.png)
A.0 | B.1 | C.7 | D.8 |
您最近一年使用:0次