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A geometric sequence begins with 72, 36, 18, 9,

Which option below represents the formula for the sequence?
Of(n) = 72(2)-1
Of(n) = 72(2)+1
Of(n) = 72(0.5)-1
Of(n) = 72(0.5)+1

1 Answer

2 votes

Answer:

f(n) = 72(0.5)n−1

Explanation:

Got right.

User Garbit
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