How do you use the epsilon delta definition to prove that the limit of 2x-4=6 as x->1?
1 Answer
May 9, 2017
It cannot be proven. It is false.
Explanation:
Proof that
Given
Then for any
= 2abs(x-1)
< 2delta
= 2epsilon/2
= epsilon
That is:
We have shown that:
For any
for all
So, by the definition of limit,