+0  
 
-5
154
2
avatar+25 

Let f(x) return the number of times n appears in Pascal's Triangle. For example,(3)=2 and f(4)=2. If n is a positive integer, what is the minimum value of n ?

 May 16, 2019
 #1
avatar+6046 
+2

\(\text{At a minimum }\dbinom{n}{1}=\dbinom{n}{n-1}=n \text{ both appear}\\ \text{So the minimum number is }2\)

.
 May 16, 2019
 #2
avatar+25 
-5

thx! I needed that

ProffesorNobody  May 17, 2019

27 Online Users

avatar
avatar
avatar