MATH 9 ASSIGNMENT 22: MODULAR ARITHMETIC AND CHINESE REMAINDER THEOREM Congruence classes and modular arithmetic Recall that con
![SOLVED: 1. Find all the elements in Zzathat are invertible (i.e., have a multiplicative inverse) in Z24 2. Show that Zn is a field if and only if n is a prime: SOLVED: 1. Find all the elements in Zzathat are invertible (i.e., have a multiplicative inverse) in Z24 2. Show that Zn is a field if and only if n is a prime:](https://cdn.numerade.com/ask_images/90cf2f3cdc05494a9a0c8a8c424d18b4.jpg)
SOLVED: 1. Find all the elements in Zzathat are invertible (i.e., have a multiplicative inverse) in Z24 2. Show that Zn is a field if and only if n is a prime:
Winter 2017, Math 148: Week 1 Problem Set Due: Wednesday, January 18th, 2017 Modular Arithmetic Discussion problems. The problem
![elementary number theory - Is there a simpler way to find an inverse of a congruence? - Mathematics Stack Exchange elementary number theory - Is there a simpler way to find an inverse of a congruence? - Mathematics Stack Exchange](https://i.stack.imgur.com/7s3NN.png)