Home
Random
Log in
Settings
Donate
About Wikiversity
Disclaimers
Search
Binomial coefficient/Sum in Pascal triangle/Fact
Language
Watch
Edit
The
binomial coefficients
fulfill the recursive relationship
(
n
+
1
k
)
=
(
n
k
)
+
(
n
k
−
1
)
.
{\displaystyle {}{\binom {n+1}{k}}={\binom {n}{k}}+{\binom {n}{k-1}}\,.}
Proof
,
Write another proof