根据我国《企业所得税法》的规定,企业所得税的税率为( )

单项选择题下列关于理论功能表述错误的是？

单项选择题When a general matrix is transformed into a companion matrix, a column vector x can be randomly generated to determine whether the generated T matrix is singular or not. If it is not, the random column vector should be regenerat A、正确 B、错误