Answer Happy

Posted: **Wed May 04, 2022 11:10 am**

: 1 10 Pts Let Z I A Bi A B E Z Prove That Z I Is A Ring Under The Ordinary Addition And Multiplication Of I 1 (12.04 KiB) Viewed 38 times

1. (10 pts) Let Z = { a+bi | a, b E Z}. Prove that Z is a ring under the ordinary addition and multiplication of integers.

1. (10 pts) Let Z[i] = { a+bi | a, b E Z}. Prove that Z[i] is a ring under the ordinary addition and multiplication of i