1/2^3 would be the answer!
Hope this helps!
A because 2x9 equals 18 and 9x2 equals 18
Answer: =
7
/7344 (Decimal: 0.000953)
The nth term is
an=a1(r)^(n-1)
an=1(2)^(n-1)
a1=1
r=2
the sum of a geometric seequence is

a1=1
r=2
we want to find

(since we minus 1, the highest exponet is 9 so add 1 to make it correct)


