In Math / Senior High School | 2025-08-26

Find the sum of the following geometric sequence.

1. 4,-12,36,-108…
2. 4/3, 8/3, 16/3, 32/3…
3. 400, -100, 25, -25/4…
4. 3, 3/2, 3/4, 3/8…
5. 5, 15, 45, 135…

Asked by Unknown89748