$\lim_{n \to +\infty}\frac {3^n}{n^32^n}$

88 Views Asked by At

I'm trying to evaluate $$\lim_{n \to +\infty}\frac {3^n}{n^3 \cdot 2^n}$$

Can someone help me? It should be 0

1

There are 1 best solutions below

4
On

Prove that $$\left(\frac{3}{2}\right)^n>n^4$$ for all $n\geq40.$