Question

Find the 5th term of the sequence 2,-6,18,-54

Answer 1

Answer:

162

Step-by-step explanation:

it is in gp with common difference -3

Answer 2

2, -6, 18, -54

First, 8 is subtracted from 2 and then 24 is added to -6. After that 72 is subtracted from 18. We can clearly see that the number is being multiplied by 3. So if we multiply 72 by 3, We get 216 and if we add 216 to -54, We get 162

Therefore 162 is the 5th term.