Edition by John B. Fraleigh, Verified Chapters 1 - 56, Complete
Newest Version
Every subgroup of every group has left cosets - ANSWER: True
The number of left cosets of a subgroup of a finite group divides the order of the
group - ANSWER: True
Every group of prime order is abelian - ANSWER: True
One cannot have left cosets of a finite subgroup of an infinite group - ANSWER: False
A subgroup of a group is a left coset of itself - ANSWER: True
Only subgroups of finite groups can have left cosets - ANSWER: False
A(n) is of index 2 in S(n) for n > 1 - ANSWER: True
Every finite group contains an element of every order that divides the order of the
group - ANSWER: False
Every finite cyclic group contains an element of every order that divides the order of
the group - ANSWER: True
If G1 and G2 are any groups, then G1 X G2 is always isomorphic to G2 X G1 -
ANSWER: True
Groups of finite order must be used to form an external direct product - ANSWER:
False
A group of prime order could not be the internal direct product of two proper
nontrivial subgroups - ANSWER: True
Z(2) X Z(4) is isomorphic to Z(8) - ANSWER: False
Every element in order Z(3) X Z(8) has order 8 - ANSWER: False
Z(m) X Z(n) has mn elements whether m and n are relatively prime or not - ANSWER:
True
Every abelian group of prime order is cyclic - ANSWER: True
Every abelian group of prime power order is cyclic - ANSWER: False