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    https://imgur.com/a/ef1Mh
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    I'm going with what it says in the book,
    " If complex root with smallest positive principle argument is denoted by w, the other complex roots are w^2, w^3, ... , w^n-1 where w^n =1 "

    Edit:
    Answer is -alpha^3(1+alpha)
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    (Original post by ckfeister)
    https://imgur.com/a/ef1Mh
    TSR image system not working again.

    I'm going with what it says in the book,
    " If complex root with smallest positive principle argument is denoted by w, the other complex roots are w^2, w^3, ... , w^n-1 where w^n =1 "

    Edit:
    Answer is -alpha^3(1+alpha)
    Second to last line.
    alpha^5=1
 
 
 
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