Question

1,\frac{1}{8},\frac{1}{27},\frac{1}{64},\cdots,\frac{1}{n^3},\cdots\
the denominator of the sixth term is\
\bigcirc 512\
\bigcirc 343\
\bigcirc 216\
\bigcirc 125

Explanation:

Step1: Identify term formula

The nth term is $\frac{1}{n^3}$.

Step2: Substitute n=6 for 6th term

Calculate denominator: $6^3$

Step3: Compute the value

$6^3 = 6\times6\times6 = 216$

Answer:

216