Combinations

combination examples
A few examplesCombination: Picking a team of 3 people from a group of 10. C ( 10 , 3 ) = 10 ! / ( 7 ! ∗ 3 ! ) = 10 ∗ 9 ∗ 8 / ( 3 ∗ 2 ∗ 1 ) = 120 . ......
permutations with repetition
There is a subset of permutations that takes into account that there are double objects or repetitions in a permutation problem. In general, repetitio...
combination formula
The combinations formula is: nCr = n! / (n – r)! r! n = the number of items.How do you calculate combination?What is the combination rule?How many com...
khan academy permutations and combinations
How do you calculate permutation combinations?How do you calculate the number of possible combinations?What is the counting rule?How do you know if it...
combination with repetition
Two combinations with repetition are considered identical if they have the same elements repeated the same number of times, regardless of their order....