hentiadad hentiadad

13-12-2017
Mathematics

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Write the explicit formula for the geometric sequence.
a1=-5 a2=20 a3=-80

A- an=4(-5)^n-1
B- an=-5 (4)^n
C an=-5(-4)^n
D an=-5(-4)n-1

Respuesta :

Аноним Аноним

16-12-2017

Ur answer is c to ur question

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jlynnmurphy1232 jlynnmurphy1232

06-12-2020

Answer:

the answer is C an=-5*(-4)^n

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