1) Let G be a group and let a E G such that |a= n. Prove the following: [a] = |xax-'], for any x E G. ii) |am| = where (
Posted: Wed May 11, 2022 11:14 pm
1) Let G be a group and let a E G such that |a= n. Prove the following: [a] = |xax-'], for any x E G. ii) |am| = where (n, m) denotes the greatest common divisor (n.m) 开 between n and m. iii) If a is the only element of G with order n, show that a € C(G) = {b E G: bx = xb, for all x E G}