October 2018 1 97 Report
1. diketahui suatu barisan geometri dengan suk keempat 10/9 dan suku keenam 10/81. tentukan :
a. suku pertama dan rasio pada barisan geometri tsb,
b. suku kesepuluh barisan geometri tsb
2. tentukan rasio setiap barisan geometri berikut ini.
a. 5, 15, 45, 135, ...
b. 1/12, 1/4, , 9/4,...
c. 20, 10, 5, ...
d. 7, 7/2, 7/4, 7/8
e. 1, 2, 4, 8, ...
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