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17-06-2021
Mathematics

contestada

63,21,7 write an explicit formula

Respuesta :

binojkwt binojkwt

17-06-2021

Answer:

7×3³-n

Step-by-step explanation:

This is a geometric sequence

Use nth term of geometric sequence formula

Ratio is 27/63=1/3

First term is 63

Simplify expression

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