xarialc6 xarialc6
  • 02-07-2021
  • Mathematics
contestada

What is the common ratio of the sequence? -2, 6, -18, 54,...
a.-3
b.-2
c.3
d.8

Respuesta :

reinhard10158
reinhard10158 reinhard10158
  • 09-07-2021

Answer:

a. -3

Step-by-step explanation:

-2 turns into 6 by multiplying it by -3.

the same from 6 to -18, from -18 to 54, ...

so, an/an+1 = -3

Answer Link

Otras preguntas

. Why are some divers, swimmers, singers and wind instrument players able hold their breath for so long? (Hint: exercise and muscles of respiration….)
If f(x) = 7 + 4x and , what is the value of ? 160 270.
PLEASE HELP WITH THIS ONE QUESTION
what do you conclude from each graph? ​
The side length of a square is: x + 1 Write the simplified expression for the square's perimeter
PLEASE HELP WILL MARK BRAINLIEST AND GIVE 5.0 STAR RATING
The John Hancock Center in Chicago has a rectangular base. The length of the base measure 65ft less than twice the width. The perimeter of this base is 860ft. W
The probabilities of the top-selling menu item in four towns' restaurants being different types of vegetarian and nonvegetarian sandwiches are given in the tabl
I and you can do it (into passive voice)​
The following week they gave another exam. Tina knows she can grade 60 exams in 2 hours and Renee can grade 60 exams in 1.5 hours. How long will it take for the