Consider the numerical sequence $(u_n)$ defined for all natural integer $n$ by $$u_n = \frac{1 + 2^n}{3 + 5^n}$$ This sequence: a. diverges to $+\infty$ b. converges to $\frac{2}{5}$ c. converges to 0 d. converges to $\frac{1}{3}$.
Consider the numerical sequence $(u_n)$ defined for all natural integer $n$ by
$$u_n = \frac{1 + 2^n}{3 + 5^n}$$
This sequence:\\
a. diverges to $+\infty$\\
b. converges to $\frac{2}{5}$\\
c. converges to 0\\
d. converges to $\frac{1}{3}$.