Question

hello everyone.........plz answer correctly......​

Answer 1

Step-by-step explanation:

HOPE WHAT YOU WANT IS THIS ONLY.......

YOU CAN TRUST ON ME FOR THIS ANSWER......

IF YOU LIKE THIS ANSWER THEN PLEASE MARK AS BRAINLIEST ANSWER.............

Answer 2

Answer:

Tn=ar^n-1

Step-by-step explanation:

r=1/9÷1/3=1/3

a=1/3

tn=ar^n-1

1/2187=1/3×1/3^(n-1)

1/2187=1/3^n

3^n=2187

=3^7

n=7

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