Challenge for the Weak 2 - P4
Contributed by: cauchy
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Difficulty: 9
This problem is tagged with cw, cw2.
Evaluate the following limit:
$$
\lim_{n \to \infty} \sum_{k=1}^{n} \left( \frac{1}{2^k} + \frac{1}{3^k} \right)
$$
A. $1$
B. $\frac{7}{2}$
C. $\frac{8}{3}$
D. $\frac{3}{2}$
E. $0$
Your answer should be a single capitalized letter, e.g., 'A'.
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