gabudv16 gabudv16
  • 20-03-2020
  • Mathematics
contestada

What is the value of the fourth term in a geometric sequence for which a=15 and r= 1/3

Respuesta :

ghanami
ghanami ghanami
  • 21-03-2020

Answer:

Step-by-step explanation:

hello :

the n-ieme term is : An=A1×r^(n-1)

A1 the first term       r : the common ratio

in this exercice : A1 =15        r = 1/3      n = 4

A4=15×(1/3)^(4) =15×4^4 =3840    

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