The formula for a geometric sequence is $an = 1000(0.5)^(n-1)$ what is the 3rd term of the sequence?

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Answer 1 · 2016-03-12T14:11:30

250

The terms are generated upon setting n = 1, 2, 3, ...
When n = 3, the third term is obtained as 1000 X $(1/2)^2 = 1000/4$ ,

The formula for a geometric sequence is an = 1000(0.5)^(n-1)an = 1000(0.5)^(n-1) what is the 3rd term of the sequence?