Mathematics, 18.02.2021 14:00 brennae8529

Which of the following is a geometric sequence? A) 3,-9,27, -81,...
B)19, 15, 21, 27,...
C)4, 9, 16, 25,...
D)30,15, 0, -15,...
Please help
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Which of the following is a geometric sequence? A) 3,-9,27, -81,...
B)19, 15, 21, 27,...