设a是复数,则( )
····<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/uploadFile/photo/1698996226333_c257246fb0da4d90a88098c6769ccf1e.png" 的辐角为<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/16989956062499933e7ec590e4fbb96dc6f1504cfb5b2image67.png" 的辐角的<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/169899560627972d666d3a52c46028c8eafdb7a81b3e0image68.png" 倍
出自:佳木斯大学语言治疗学