Question

4. Identifique quais das sequências são progressoes geometricas
a) 2,8, 32, 128
b) 20, 10, 5, 2.5
d) 7, 14, 20, 25
c) 2,-4, 8, -16,32​

Answer 1

Resposta:

a) 2,8, 32, 128

b) 20, 10, 5, 2.5

c) 2,-4, 8, -16,32​

Explicação passo-a-passo: