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Mathematics
Mathematics
Problem
2. Find the sum of the series
8
+
8
7
+
8
49
+
8
343
+
8
7
4
+
…
8+\frac{8}{7}+\frac{8}{49}+\frac{8}{343}+\frac{8}{7^{4}}+\ldots
8
+
7
8
+
49
8
+
343
8
+
7
4
8
+
…
.
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