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Question 0402c
Arithmetic and Geometric Progressions (APs, GPs)
GP III
Question
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Consider the infinite geometric series
3
+
9
7
+
27
49
+
…
3 + \frac{9}{7} + \frac{27}{49} + \ldots
3
+
7
9
+
49
27
+
…
Find the sum to infinity.
Attempt
S
∞
=
{S_\infty = }
S
∞
=
Answer
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