Question

Tentukan suku ke 7 dari barisan geometri 27 9 3

Answer 1

Verified answer

A=27
r=1/3
U7=ar^6
=27((1/3)^6)
=(3^3)((3^-1)^6)
=(3^3)(3^-6)
=3^(3-6)
=3^-3
=1/27
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