MelDinero MelDinero
  • 02-01-2017
  • Mathematics
contestada

Find the 15th term of the geometric sequence 3,−12,48,.

Respuesta :

Apocrophon
Apocrophon Apocrophon
  • 02-01-2017
f(x) = 3 * (-4)^n
f(15) = 3 * (-4)^15
f(15) = 3(-1073741824)
f(15) = -3 221 225 472
Answer Link
petermcdonald617 petermcdonald617
  • 02-01-2017
805306368
The answer is 3 x (-4)^14
So if odd it's negative 15 position has exponential of 14 because we start with 0
Answer Link

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