4z+2z的共轭复数=3根号下3+i,是这样做的吗?设z=a+bi4(a+bi)+2(a-bi)=3根号下3+i4a+2bi+2a-2bi=3根号下3+i6a+2bi=3根号下3+i6a=3根号下3 a=根号下3/2b=1/2是这样做的吗?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 21:21:26
![4z+2z的共轭复数=3根号下3+i,是这样做的吗?设z=a+bi4(a+bi)+2(a-bi)=3根号下3+i4a+2bi+2a-2bi=3根号下3+i6a+2bi=3根号下3+i6a=3根号下3 a=根号下3/2b=1/2是这样做的吗?](/uploads/image/z/10148958-54-8.jpg?t=4z%2B2z%E7%9A%84%E5%85%B1%E8%BD%AD%E5%A4%8D%E6%95%B0%3D3%E6%A0%B9%E5%8F%B7%E4%B8%8B3%2Bi%2C%E6%98%AF%E8%BF%99%E6%A0%B7%E5%81%9A%E7%9A%84%E5%90%97%EF%BC%9F%E8%AE%BEz%3Da%2Bbi4%28a%2Bbi%29%2B2%28a-bi%29%3D3%E6%A0%B9%E5%8F%B7%E4%B8%8B3%2Bi4a%2B2bi%2B2a-2bi%3D3%E6%A0%B9%E5%8F%B7%E4%B8%8B3%2Bi6a%2B2bi%3D3%E6%A0%B9%E5%8F%B7%E4%B8%8B3%2Bi6a%3D3%E6%A0%B9%E5%8F%B7%E4%B8%8B3+a%3D%E6%A0%B9%E5%8F%B7%E4%B8%8B3%2F2b%3D1%2F2%E6%98%AF%E8%BF%99%E6%A0%B7%E5%81%9A%E7%9A%84%E5%90%97%EF%BC%9F)
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