vglorylenn
vglorylenn vglorylenn
  • 19-12-2020
  • Mathematics
contestada

Arithmetic or geometric

Arithmetic or geometric class=

Respuesta :

nadia2318116
nadia2318116 nadia2318116
  • 20-12-2020

Step-by-step explanation:

the first one is Geometric​:  

r=9/-3=-27/9 =81/-27=-3

a(n)=-3*(-3)^(n-1)

the second one is Geometric​:  

r=4/1=16/4=64/16=4

a(n)=1*(4)^(n-1)

hope this helps

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