SOLUTION: Which sequence is geometric and has 1/4 as its fifth term and 1/2 as the common ratio?

Question 913227: Which sequence is geometric and has 1/4 as its fifth term and 1/2 as the common ratio?
Found 2 solutions by ewatrrr, richwmiller:
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
a[n] = a[1](1/2)^(n-1)
a[5] = a[1](1/2)^(4) = 1/4

{4,2,1/2,1/4,...}
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
The other tutor forgot the third term is 1
4,2,1,1/2,1/4
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