2^n-1 if n=3 then answer= 2^3-1=7. example.. 1

how to find the number of possible tree in the given tree.

Question Posted / tauqueer

Answer Posted / tauqueer

2^n-1
if n=3 then
answer= 2^3-1=7.

example..
1
2 2
3/ \3 3/ \3

Is This Answer Correct ?

4 Yes

20 No

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