Results 1 to 2 of 2

Thread: Zn

  1. April 25th 2009, 02:05 AM #1
    sidi
    sidi is offline
    Junior Member
    Joined
    Mar 2009
    Posts
    44

    Zn

    I have to find the polynomial over Zn with degree 2, which has at least three roots in Zn.
    Can you give me a hint please?
    THANK YOU!!
    Follow Math Help Forum on Facebook and Google+
  2. April 25th 2009, 02:51 AM #2
    NonCommAlg
    NonCommAlg is offline
    MHF Contributor
    Joined
    May 2008
    Posts
    2,296
    Thanks
    6
    Quote Originally Posted by sidi View Post

    I have to find the polynomial over Zn with degree 2, which has at least three roots in Zn.
    Can you give me a hint please?
    THANK YOU!!
    are you looking for just an example (very easy! choose n = 16 and f(x) = x^2) or some sort of characterization (not very easy!)?
    Follow Math Help Forum on Facebook and Google+
« matrix and determinants | Basis for ker and range »

/mathhelpforum @mathhelpforum