Question

Secron
Question
What is the 8th term of the series 1/8, 2/27, 3/64...?​

Answer 1

Explanation:

here series goes like :

$\frac{x}{ {x}^{3} }$

so according to that it is :

$\frac{9}{729}$

here is your answer...

hope it helps you

Answer 2

Explanation:

Here we can see

1/8 can be written as 1/2^3

2/27 can be written as 2/3^3

So a general term for the expression is

n/(n+1)^3

for 8 the term, we have to put n=8

Therefore 8 th term is 8/(8+1)^3=8/9^3

8/729