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

Which of the numbers 2, 3, 4, 5 , 6 and 10 are factors of 1900
how do you solve this |7p+4| ÷ 8 =3
What is the value of 9 in the period in 914,318
what is 1/10 of 60,000
Which substance—wood or steel—is the better conductor? A conductor is a material that requires very little heat energy to experience a change in temperature. Ex
The passing of the Moon directly between Earth and the Sun is a/an
can you define an endpoint of a plane
Write a word phrase for the algebraic expression 3X -7 a. The difference of three times a number X and seven b. The difference of seven and three times a number
What's the square root of 1/121 ?
When slavery was abolished?