Math Help - help finding the following limit:

1. help finding the following limit:

Find the limit:

Then your limit is $\lim_{w \rightarrow \infty} \left( 1 + \frac{15}{w} \right)^w$
Now recognise the well known limit of the form $\lim_{w \rightarrow \infty} \left( 1 + \frac{a}{w} \right)^w = e^a$.