Question

calcule o 8°termo da pg (4,12)

Answer 1

P.G(4,12,

a 1 = 4 
a 2 = 12
q = a 2/a 1
q = 12/4
q = 3
a 8 = a 1 . 3^7
a 8 = 3 . 3^7
a 8 = 3^8
a 8 = 6561