Question

em cada intem,determine ps proximos tres termos da PG
a) (1,4,16,..)
b) (10,-20,40...)
c) (1000,100,10...)
d) (-12,-6,-3...)
e) (-7,-21,-63...)
sao complicadas de fazer

Answer 1

a) (1,4,16,..) ==> (1,4,16,64,256, 1024,..)    q = 4

b) (10,-20,40...) ==> (10,-20,40, - 80, 160, - 320,...)     q =  - 2

c) (1000,100,10...) ==>  (1000,100,10, 1, 1/10, 1/100,...)   q = 1/10
 
d) (-12,-6,-3...) ==> (-12,-6,-3, - 12/8, - 12/16, - 12/32, ...)  q = 1/2

e) (-7,-21,-63...) == (-7,-21,-63, - 189, - 567, - 1701,...)   q = 3