SOLUTION: Find the indicated terms of the geometric sequence with the given description. The third term is 1/3 and the sixth term is −9. Find the first and second terms. first

Algebra ->  Sequences-and-series -> SOLUTION: Find the indicated terms of the geometric sequence with the given description. The third term is 1/3 and the sixth term is −9. Find the first and second terms. first       Log On


   

Question 1158769: Find the indicated terms of the geometric sequence with the given description.
The third term is
1/3
and the sixth term is
−9.
Find the first and second terms.
first term

second term


Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
r, the common ratio
term 3 1%2F3
term 6, -9

First find r.
%281%2F3%29%2Ar%5E3=-9
r%5E3=-9%2A3
r%5E3=-27
r=-3
This should be enough for you.