Question

which term of sequence 2,1,1/2,1/4........is 1/128​

Answer 1

Answer:

hii

Step-by-step explanation:

This is a geometric sequence.

Each term is in the form of ar^(n-1(tex)a=2(/tex)

for n=2

a=2

for n=2

2r=1

r=1/2

therefore ar^(n-1)=2(1/2)^n-1=1/128 =1/2^7

n=9,so it is9th term.