(1) Let G be a group of order 94 = 2 x 47. Let Z(G), as usual, denote the center of G. (a) For each of the following, either just say "YES", or prove that the answer is always "No". (i) Can |Z(G)I = 10? (ii) Can |Z(G)|= 47? (iii) Can |Z(G)| = 2? (b) Must G have a subgroup of order 2? Why or why not? (c) If G is abelian, can G have more than 1 element of order 2? Why or why not? (d) Must G have a subgroup of order 47? Why or why not? For full credit, justify your answers carefully and completely, and use Lagrange's theorem if and when necessary,

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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(1) Let G be a group of order 94 = 2 x 47. Let Z(G), as usual, denote the center of G.
(a) For each of the following, either just say "YES", or prove that the answer is always "No".
(i) Can |Z(G)|= 10?
(ii) Can |Z(G)I = 47?
(iii) Can |Z(G)| = 2?
(b) Must G have a subgroup of order 2? Why or why not?
(c) If G is abelian, can G have more than 1 element of order 2? Why or why not?
(d) Must G have a subgroup of order 47? Why or why not?
For full credit, justify your answers carefully and completely, and use Lagrange's theorem if and when necessary,
Transcribed Image Text:(1) Let G be a group of order 94 = 2 x 47. Let Z(G), as usual, denote the center of G. (a) For each of the following, either just say "YES", or prove that the answer is always "No". (i) Can |Z(G)|= 10? (ii) Can |Z(G)I = 47? (iii) Can |Z(G)| = 2? (b) Must G have a subgroup of order 2? Why or why not? (c) If G is abelian, can G have more than 1 element of order 2? Why or why not? (d) Must G have a subgroup of order 47? Why or why not? For full credit, justify your answers carefully and completely, and use Lagrange's theorem if and when necessary,
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