3 Jan 2022
Problem 20
Page 118
Section 2.9: The Formal Definition of a Limit
Chapter 2: Limits and Derivatives
Textbook ExpertVerified Tutor
3 Jan 2022
Given information
We have to prove that for all
Step-by-step explanation
Step 1.
We are given that
Solving for we have,
Now, we are going to require that to be small, we may as well assume from the outset that , or equivalently,