Michigan State University - Diagnostic Exam

 [next]  [prev]  [bottom]  [up] 

4.4

  •   Let √ --- i = - 1 . After expanding and simplifying, (4 + i)3 =

    a) 64 + i3 b) 64 - i c) 28 + 53i
       
    d) 52 + 47i e) 60 + 15i

 [next]  [prev]  [top]  [up] 

July 16, 2008