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27-08-2019
Mathematics

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Write the first five terms of the geometric sequence a1 = 20 , r = y2

Respuesta :

ghanami ghanami

27-08-2019

Answer:

Step-by-step explanation:

note :

the nth term is : An =A1 × r^(n-1)

put : n = 2 you have the second term A2 =20 × (y²)^(2-1)

A2 = 20y²

n=3 A3=.......

n=4 A4 =.....

n=5 A5 = ......

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