e的负1.2次方约等于0.30119,可以通过windows系统自带的计算器来计算,步骤如下:
一、在开始中找到windows自带的计算器,点击打开。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/024f78f0f736afc34758a6b3bd19ebc4b645128b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
二、打开的计算器默认为标准,标准的功能不够强大。因此点击计算器的左上角,计算器自动弹出选项,选择科学。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d53f8794a4c27d1eca90a21215d5ad6edcc438b5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
三、由于要计算e的负1.2次方,点击下方所圈住的按键,按出“-1.2”,切记一定要按下“=”号。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8601a18b87d6277fc556aaee26381f30e824fca4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
四、点击计算器的的“M+”键,将数据“-1.2”存入内存。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8cb1cb13495409233b34fba89c58d109b2de4983?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
五、点击计算器右侧的“内存”键,确认“-1.2”以及存入内存。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d6ca7bcb0a46f21f3666c585f8246b600d33ae92?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
六、在函数选项中选择“e^x”,就可以得到结果,如下图所示。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f31fbe096b63f624e074a2d58944ebf81a4ca33f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)