jedidiyahk jedidiyahk

11-07-2016
Mathematics

contestada

Find the first, fourth, and eighth terms of the sequence.
a(n)=-5*3^n-1

Respuesta :

mpanderla95 mpanderla95

11-07-2016

I believe to solve this question for the first term plug in n=1. For the fourth, n=4 and the 8th term, n=8 and solve these separate equations to obtain the value for each term.

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jhonyy9 jhonyy9

11-07-2016

a(1) = 5*3^0 = 5*1 = 5

a(4) = 5*3^4 = 5*81 = 405

a(8) = 5*3^8 = 5*81*81 = 32805

hope this will help you

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