Respuesta :
Divide any term by the term before it, and you'll get the common ratio of the geometric series.
-81/-27=3
The common ratio is 3.
-81/-27=3
The common ratio is 3.
Answer:
The common ratio is 3
Step-by-step explanation:
To find the common ratio, take the second term and divide by the first term
-9/-3 = 3
We can check by dividing the third term by the second term
-27/-9 =3