Exact result
792
12 choose 5 without repeats is 792.
12 choose 5 counts unique groups of 5 drawn from 12 distinct items. Reordering the same 5 chosen items does not create a new group.
Worked steps
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- Inputs: n = 12, r = 5
- Formula: C(n, r) = n! / (r!(n-r)!)
- Substitute: C(12, 5) = 12! / (5!(12-5)!)
- Steps: 479,001,600 / (120 x 5,040)
- Result: 12 choose 5 without repeats is 792.
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12 choose 5 counts unique groups of 5 drawn from 12 distinct items. Reordering the same 5 chosen items does not create a new group.
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