Binomials!
Discrete Mathematics
Level
3
\[ \large \sum_{j=l}^m C(j,l) \]
Let \(C(j,l) \) denote the binomial coefficient, \(\frac{j!}{l!(j-l)!} \). For integers \(m\geq l \geq 0 \), what is the value of the summation above?
by
Karthik Venkata