5 Jan 2022
Problem 39
Page 119
Section 2.9: The Formal Definition of a Limit
Chapter 2: Limits and Derivatives
Textbook ExpertVerified Tutor
5 Jan 2022
Given information
We have to write a formal definition for 
Step-by-step explanation
Step 1.
Suppose that 
is defined for all 
in an open interval containing 
(but not necessarily at 
). Then 
is defined for all in an open interval containing (but not necessarily at ). Then if for all 
then there exist 
such that if 
, then 
then there exist such that if , then 
Single Variable Calculus: Early Transcendentals
4th Edition, 2018
Stewart
ISBN: 9781337687805