MathematicsEasy53×since 2002Q3236The least positive integer n for which (1+i31−i3)n=1,{\left( {{{1 + i\sqrt 3 } \over {1 - i\sqrt 3 }}} \right)^n} = 1,(1−i31+i3)n=1, is :A2B3C5D6Check answerSkip