名校
1 . 科学记数法是一种记数的方法.把一个数
表示成
与10的
次幂相乘的形式,其中
,
.当
时,
.若一个正整数
的16次方是12位数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
______ .(参考数据:
,
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/244d6980883ac689456ccc111d4ec804.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d290a4927c50661098e2fbea58d77b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226ba8445e854f1c65f1156077190aed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82f4d8318aba2dd01bfdc4c6b77c6121.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab1cb23df1e01a5120207dbfb4ae6c9.png)
您最近一年使用:0次
2022-07-21更新
|
372次组卷
|
3卷引用:辽宁省抚顺市六校协作体2021-2022学年高二下学期期末考试数学试题
2 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae4660ccae70137f84535f01dbd3710.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae4660ccae70137f84535f01dbd3710.png)
您最近一年使用:0次
解题方法
3 . 设函数
,则![](https://img.xkw.com/dksih/QBM/2016/12/9/1579059618553856/1579059618938880/STEM/8bc74734286d4ec188e8706c9cc04f60.png?resizew=93)
_______ .
![](https://img.xkw.com/dksih/QBM/2016/12/9/1579059618553856/1579059618938880/STEM/a6936e75926d49719a14154eca9b10fa.png?resizew=157)
![](https://img.xkw.com/dksih/QBM/2016/12/9/1579059618553856/1579059618938880/STEM/8bc74734286d4ec188e8706c9cc04f60.png?resizew=93)
您最近一年使用:0次