Finite Geometric Series Answers

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1
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Which of the following show a geometric series? Select all that apply.

A
2 + 3 + 4.5 + 6.75 + …
B
2 + 2.5 + 3 + 3.5 + …
C
6 + 7 + 9 + 12 + …
D
4 + 8 + 16 + 20 + …
E
8 + 4 + 2 + 1 + …
3

a =

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Answer:

2

4

a = ⇒ 8

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Answer:

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