Question

Write a formula for the general term (the nth term) of the geometric sequence.

1/2, -1/10, 1/50, -1/250,....
A. an = ( 1/2) n - 1 3/5

B. an = 1/2- 1/5 (n - 1)
C. an = 1/2 (-1/5) n - 1

D. an =1/5(-1/2) n - 1

Answer 1

@agent0smith Could you help me please?

Answer 2

so what is each term being multiplied by...to get the next term..?

Answer 3

im not sure