How do you evaluate the limit?

Answer:
Step-by-step explanation:
First of all the answer.
[tex]\lim_{n \to -\infty}2^x= 1/ \lim_{n \to \infty}1/2^x = 0[/tex]
[tex]\lim_{n \to -\infty} 1-2^x = 1[/tex]
This approaches 0/1 = 0
The graph is included to show that this is the answer I get.