293,409 views
14 votes
14 votes
-1, 3, -9, 27, ____, ____, ____,...

User Jminkler
by
2.5k points

2 Answers

25 votes
25 votes

Answer:

- 81, 243, -729

Explanation:

User WillHaslett
by
2.8k points
21 votes
21 votes

-1, 3, -9, 27, -81, 243, -729

User Minh Giang
by
3.4k points