Problem:
Compute the following expression: $\sum_{k=0}^4 \frac{45}{23}\frac{1}{\sqrt{2}}^k$
Answer:
$\frac{315}{92}+\frac{135}{46 \sqrt{2}}$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/geometric_series/27565.txt'}