hea5l7lyshelcaroldre hea5l7lyshelcaroldre

13-05-2016
Mathematics

contestada

What is the common ratio of the sequence?

-2, 6, -18, 54,...

Respuesta :

apologiabiology apologiabiology

13-05-2016

a1=-2
a2=6
a3=-18

the common ratio musbe negative since the signs alternate

it is multiilied by 3 ach time

comon ratio is -3
an=-2(-3)^(n-1)

Answer Link

gymgirlomp gymgirlomp

13-12-2019

Answer:

the common ratio is -3

Step-by-step explanation:

Answer Link

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