Question

Find the 7th term of the geometric sequence whose common ratio is 2/3 and whose first term is 8

Answer 1

we know that general term for gp is
`a_(n)` = a
`r^(n-1)`

where r = common ratio

a = first term

putting values we get

8th term = 8x 64/729

= 0.702

hence the 8th term is 0.702