blancamanzo2020 blancamanzo2020
  • 21-05-2021
  • Mathematics
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Find the next two terms of this sequence 80,40,10, someone help pls

Find the next two terms of this sequence 804010 someone help pls class=

Respuesta :

kanchanpurkuti2
kanchanpurkuti2 kanchanpurkuti2
  • 21-05-2021

Answer:

first term(a)= 80

common ratio(r)= t2/t1 =40/80 =1/2

T4= ar^n-1

= 80*1/2^4-1

=80*1/2^3

=80*1/8

=10

then

t5=ar^n-1

= 80*1/2^5-1

=80*1/16

=5

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