arctan2=?,sin(arctan2)=?
问题描述:
arctan2=?,sin(arctan2)=?
答
arctan2=-0.45765755436029,sin(arctan2)=-0.44184793663673
arctan2=?,sin(arctan2)=?
arctan2=-0.45765755436029,sin(arctan2)=-0.44184793663673