SOLUTION: How to find the sum of the infinite geometric series? 6 + 6/7 + 6/7^2 + 6/7^3 + ... the fractions are kind of throwing me off. Any help would be really appreciated t

Algebra ->  Trigonometry-basics -> SOLUTION: How to find the sum of the infinite geometric series? 6 + 6/7 + 6/7^2 + 6/7^3 + ... the fractions are kind of throwing me off. Any help would be really appreciated t      Log On


   

Question 930467: How to find the sum of the infinite geometric series?


6 + 6/7 + 6/7^2 + 6/7^3 + ...

the fractions are kind of throwing me off. Any help would be really appreciated
thanks so much
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
an = 6(1/7)^(n-1)
.........
Sn = a%5B1%5D%2F%281-r%29
Sn = 6%2F%281-%281%2F7%29%29+=+6%2F%286%2F7%29 = 7