adam3260341 adam3260341

11-05-2020
Mathematics

contestada

find the 9th term of the geometric sequence 729,243,81

Respuesta :

Chelboy Chelboy

13-05-2020

Answer:1/9

Step-by-step explanation:

729,243,81

First term(a)=729

Common ratio(r)=243/729=1/3

Using them formula :

Tn=a x r^(n-1)

T9=729 x (1/3)^(9-1)

T9=729 x (1/3)^8

T9=729 x 1/6561

T9=729/6561

T9=1/9

Answer Link

victoria4skye victoria4skye

13-05-2020

Vote Me Brainliest!

Answer:

1/9

Step-by-step explanation:

Using them formula :

Tn=a x r^(n-1)

T9=729 x (1/3)^(9-1)

T9=729 x (1/3)^8

T9=729 x 1/6561

T9=729/6561

T9=1/9

Answer Link

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