Question

22, 66, 198, ... Find the 8th term.

Answer 1

Answer:

The 8th term will be 48114.

Step-by-step explanation:

This series is an geometric series.

The formula for the nth term in an geometric series is $ar^{n-1}$, where a is the first term, r is the ratio (how much each term is multiplied by and n is the term you want to find.

In this question, the 8th term will be $22\times3^7$ = 48114

Answer 2

8th term=48114
Nth term = 22/3 x 3^n