Infinite limit proof
Let $ M \in \mathbb{R}$ be given. Try to find the numbers whose image is greater than $M$.
HINT: if $f(x)=M$, then $x=e^M$, and $ln(x)$ is an increasing function.
Let $ M \in \mathbb{R}$ be given. Try to find the numbers whose image is greater than $M$.
HINT: if $f(x)=M$, then $x=e^M$, and $ln(x)$ is an increasing function.