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Question 0402c
Arithmetic and Geometric Progressions (APs, GPs)
GP III
Question
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Consider the infinite geometric series
4
−
16
9
+
64
81
−
…
4 - \frac{16}{9} + \frac{64}{81} - \ldots
4
−
9
16
+
81
64
−
…
Find the sum to infinity.
Attempt
S
∞
=
{S_\infty = }
S
∞
=
Answer
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