AnswersPrecalculusArithmetic Series

Arithmetic Series Answers

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

A
0.2 + 0.3 + 0.4 + 0.5
B
0.2 + 0.6 + 1.8 + 5.4
C
2 + 10 + 50 + 250
D
2 + 4 + 6 + 8
E
22 + 20 + 18 + 16
F
20 + 10 + 5 + 2.5
2
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r =

A
1.05
B
11
C
12
D
50
3

n =

A
1.05
B
11
C
12
D
50
4

Which can be used to find the partial sum of the first 12 terms?

A
Option
Option A
C
Option
Option C
B
Option
Option B

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Arithmetic Series Answers — Precalculus