Jawaban:
81+27+9+.....
a=81
r=27/81=1/3
s=a / (1-r)
=81 / (1-1/3)
=81 / (2/3)
=243/2
=121,5
maaf kalo salah ya
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Jawaban:
81+27+9+.....
a=81
r=27/81=1/3
s=a / (1-r)
=81 / (1-1/3)
=81 / (2/3)
=243/2
=121,5
maaf kalo salah ya