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Find the "explicit" formula, f(n) of this sequence: 2, 5, 12.5, 31.25,...

Find the "explicit" formula, f(n) of this sequence: 2, 5, 12.5, 31.25,...
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4 votes
Find the "explicit" formula, f(n) of this sequence: 2, 5, 12.5, 31.25,...

User Ghassan Karwchan
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8.8k points

2 Answers

6 votes
F(n) of the sequence is 2.5
User Crsierra
by
7.7k points
8 votes
F(n) of the sequence is: 2.5
2 x 2.5= 5
5 x 2.5= 12.5
Etc.
User Ashante
by
7.7k points
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