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ArbitrLikvidat [17]
3 years ago
14

1

Mathematics
1 answer:
Fynjy0 [20]3 years ago
7 0

Answer:

a(5)=8

Step-by-step explanation:

it is geometric  so we will use this equation:

a(n)=a1*(r)^(n-1)

and we have a(1)=128 , r=1/2    

So a(n)=128*(1/2)^(n-1)

fifth term : a(5)=128*(1/2)^(5-1)=8

hope this helps

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