Question

Find the 12th term in the following geometric sequence: -1, -3, -9, -27, ...

Answer 1

Answer:

times 3 8 timea

Step-by-step explanation:

Answer 2

Step-by-step explanation:

From the given series

First term a = -1

Common ratio r = 3

nth term in a G.P = a * r power (n-1)

12th term = (-1)*(3 power 11)