Question

next three number:1,3,9,27,81=​

Answer 1

Answer:

243,729 and 2187

×3

HOPE IT HELPS....

Answer 2

3^1 = 3

3^2 = 9

3^3 = 27, so…

3^4 = 81

However, as at least one other responder points out, three points alone do not guarantee a pattern. Yes, that one fits, but I can show you another:

Using recursion, we could let  an+1=an+(2n−3) , where  a0=3 . In regular English, this means you begin with 3; you then add 1 six, followed by 3 sixes, followed by 5 sixes, 7 sixes, etc. You would then see the pattern 3, 9, 27, 57, 99, …

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