Question

2,1,1/2,1/4,1/8,é uma p.g de razão q =1/2

Answer 1

2,1,1/2,1/4,1/8

q = a2/a1 = 1/2

q = a3/a2 = 1/4 : 1/2 = 1/4 . 2 = 2/4 (:2)/(:2) = 1/2

R.: q = 1/2