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Determine whether the sequence is arithmetic, geometric, or neither. 2, 8, 32, 128, ...
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Determine whether the sequence is arithmetic, geometric,
or neither.
2, 8, 32, 128, ...

User Firas Assaad
by
5.0k points

1 Answer

2 votes

Answer:

Explanation:

The sequence is geometric

it can be defined as


S_n = a*b^n^-^1\\2 = ab^0\\8 = ab^1


2 = a\\8 = 2*b\\b = 4\\S_n = 2(4)^n^-^1

User Samora
by
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