![](https://iknow-base.cdn.bcebos.com/lxb/notice.png)
4cos45°怎么算
1个回答
关注
![](https://wyw-base.cdn.bcebos.com/pc-content/follow.gif)
展开全部
亲亲很高兴为您解答![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
4cos45°是(兀3)^0-根号8(1/6)^-1的![](https://s.bdstatic.com/common/openjs/emoticon/img/face_65.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
亲亲,4cos45度=4√2/2=2√2(兀3)^0=1,-根号8=-2√2,(1/6)^-1=6
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_65.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
咨询记录 · 回答于2023-05-19
4cos45°怎么算
帮我算了这两个题
亲亲很高兴为您解答![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
4cos45°是(兀3)^0-根号8(1/6)^-1的![](https://s.bdstatic.com/common/openjs/emoticon/img/face_65.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
亲亲,4cos45度=4√2/2=2√2(兀3)^0=1,-根号8=-2√2,(1/6)^-1=6
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_65.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_207.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_02.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
![](https://s.bdstatic.com/common/openjs/emoticon/img/face_55.png)
好了吗
4cos45度=4√2/2=2√2,(兀3)^0=1,-根号8=-2√2,(1/6)^-1=6