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Virty [35]
3 years ago
11

As... Which of the following geometric series diverges?

Mathematics
1 answer:
Volgvan3 years ago
7 0

Answer:

II and II only.

Step-by-step explanation:

The first series converges because the common ratio r is 0.8 (<1).

II diverges as |r| > 1.

III is an alternating series with r = -4 - that is |r| = 4 so it diverges.

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