The third term of a geomatrie sequence is 6 and the sixth term is 3/32.determine the fist three terms and the general term Tn

3 answers

Tn=ar^n-1 T4=2(-2)4-1 T4=2(-2)^3 =-16
ar^2 = 6
ar^5 = 3/32
r^3 = (3/32)/6 = 1/64
r = 1/4
So, now you can find a and Tn
Tn=1(1/64)^n