# Thread: help finding the following limit:

1. ## help finding the following limit:

Find the limit:

2. Originally Posted by badinmath
Find the limit:
Let 3x = w.

Then your limit is $\lim_{w \rightarrow \infty} \left( 1 + \frac{15}{w} \right)^w$

Now recognise the well known limit of the form $\lim_{w \rightarrow \infty} \left( 1 + \frac{a}{w} \right)^w = e^a$.