Combinations

Counts combinations C(n,k) = n! / (k!(n-k)!) regardless of order.

C(n,k)

120

Advertisement

Formula

C(n, k) = n! / (k! × (n − k)!)

Example: C(10, 3) = 120

Methodology

C(n,k) = n! / (k!(n−k)!) regardless of order.

Example

C(10,3) = 120.

Related calculators