173k views
6 votes
1, 3, 9, 27, ... What's the pattern rule and the next three numbers?​

2 Answers

8 votes

Explanation:

1 x 3 = 3 x 3 = 9 x 3 = 27

=> Pattern rule =
3^(n-1)

=> The next three numbers = 81 , 243 , 729

User Grant Palin
by
3.4k points
7 votes

Answer:

multiply by three

Explanation: