Question

determine a razao das P.G'S:


(9,9,9,...)

(81,27,...)

(4,16,64,...)

Answer 1

a) (9,9,9...)

a2=9
a1=9
R = a2/a1 = 9 / 9 = 1

R= 1

b) (81,27,...)

a2=27
a1=81
R = a2/a1 = 81/27 = 3

R = 3

c) (4,16,64,...)

a2=16
a1=4
R = a2/a1 = 16/4 = 4

R = 4