Question

Tell me the answer and show work pls

Answer 1

Answer: a12 = 1/5120

Explanation:

geometric sequence formula: an = a1*r^(n-1)

a1 = 2/5, r= 1/2, n= 12

a12 = 2/5*r^11

a12 = 2/5*1/2048

a12 = 1/5120