Difference from permutation?

Combinations ignore order; permutations consider order.

Binomial Coefficient Calculator

Calculate binomial coefficients (n choose k)

n (total)

k (choose)

C(n,k) = n! / (k!(n-k)!)

The number of ways to choose k items from n items without order.

= 120 ways.

Calculate binomial coefficients for combinatorics problems.

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