choululu
choululu choululu
  • 21-10-2021
  • Mathematics
contestada

Find the sum of the first twelve terms of the sequences 3, -6, 12, -24,..
Show your work.

Respuesta :

novastar9
novastar9 novastar9
  • 21-10-2021
if we look at the pattern, we have

let x = 3

x, -2x, 4x, -8x etc


which means what we need is

x + 4x + 16x + 64x, 256x, 1024x - 2x - 8x - 32x - 128x - 512x - 2048x

This is equal to -4113.
Answer Link
bayan00
bayan00 bayan00
  • 21-10-2021

Answer:

3, -6, 12, -24, 48, -96, 192, -384, 768, -1536, 3072, -6144...

×-2

Geometric sequence

Answer Link

Otras preguntas

the journal entry debiting cash and crediting capital would be a result of a(n)
I need help with as soon a posible
Which arrow is closest to Caddo River? a. 1 b. C. 2 3 4 d.
find the output, y, when the input, x, is -1. y = __
83 random samples were selected from a normally distributed population and were found to have a mean of 32.1 and a standard deviation of 2.4. Construct a 90% co
How does friction affect velocity
How can you predict the outcome of future events?
During the era of European history called the Middle Ages, which of the following religions dominated the region? Coptic Christianity Roman Catholicism Eastern
The wingspan of the real airplane is 72 feet. What is the wingspan of the airplane in the scale drawing?
a =4 5 b =3 2 Work out a - 2b as a column vector.