AloisK46030 AloisK46030
  • 25-10-2022
  • Mathematics
contestada

Encuentra el decimocuarto terminó de la secuencia geometrica 5,-10,20,..

Respuesta :

PessyJ605055 PessyJ605055
  • 25-10-2022

1) La sequencia es dada por 5,-10,20..

Por lo tanto vamos marcar los principales datos

a_1= 5

q =-2

2) Vamos escribir entonces una Formula Explícita

[tex]\begin{gathered} a_n=a_1q^{n-1} \\ a_{14}=5(-2)^{14-1} \\ a_{14}=5(-2)^{13} \\ a_{14}=-40960 \end{gathered}[/tex]

3) SO the answer is /La respuesta es a_14 =-40960

Answer Link

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