For Friday, April 21st, 2023

Proof for Feedback:



  1. Consider the following relation on the rational numbers:  rational numbers a and b are “integrally related” if their difference is an integer.  Prove that this is an equivalence relation.
  2. Read Chapter 12 up to the end of Section 12.1 and do the exercises from 12.1.
  3. Keep going on the second functions worksheet we began on Monday.  We will take this up in class.