Find a subgroup of Z12 Z4 Z15 that has order 9.
Chapter 8, Problem 36E(choose chapter or problem)
Find a subgroup of Z12 ? Z4 ? Z15 that has order 9.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer