AnswersCR - Algebra 2 26-27 - S1Arithmetic Sequences

Geometric Sequences Answers

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1
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Select the sequences that are geometric.

A
18, 36, 54, 72, …
B
4.1, 8.2, 16.4, 32.8, …
C
–7, 14, –28, 56, …
D
980, 784, 627.2, 501.76, …
E
5, 2, –1, –4, …
2
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Which statements describe characteristics of a geometric sequence? Check all that apply.

A
There is a common difference between terms
B
Each term is multiplied by the same number to arrive at the next term.
C
The sequence increases or decreases in a linear pattern
D
There is a common ratio between terms.

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