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  1. Combinations and Permutations - Math is Fun

    When the order doesn't matter, it is a Combination. When the order does matter it is a Permutation. So, we should really call this a "Permutation Lock"! In other words: A Permutation is an ordered …

  2. Combination - Wikipedia

    In mathematics, a combination is a selection of items from a set that has distinct members, such that the order of selection does not matter (unlike permutations).

  3. Combinations Calculator (nCr)

    Aug 1, 2025 · Basically, it shows how many different possible subsets can be made from the larger set. For this calculator, the order of the items chosen in the subset does not matter. There are n! ways of …

  4. Combinations - Definition, Formula, Examples, FAQs - Cuemath

    Combinations are selections made by taking some or all of a number of objects, irrespective of their arrangements. The number of combinations of n different things taken r at a time, denoted by nCr. …

  5. Intro to combinations (video) - Khan Academy

    These 120 permutations can be divided into groups, such that each group consists of the permutations that represent the same combination. Since we are choosing three people, each group would consist …

  6. COMBINATION Definition & Meaning - Merriam-Webster

    The meaning of COMBINATION is a result or product of combining; especially : an alliance of individuals, corporations, or states united to achieve a social, political, or economic end.

  7. Combination - Math.net

    In mathematics, a combination refers to a selection of objects from a collection in which the order of selection doesn't matter. Think of ordering a pizza.

  8. Combination in Maths: Definition, Formula, Examples

    Answer: A combination is a way of selecting items from a group, where the order does not matter. It is used when you're concerned only with which items are chosen, not how they're arranged.

  9. COMBINATION | English meaning - Cambridge Dictionary

    COMBINATION definition: 1. the mixture you get when two or more things are combined: 2. an arrangement in a particular…. Learn more.

  10. Combination - definition of combination by The Free Dictionary

    com•bi•na•tion (ˌkɒm bəˈneɪ ʃən) n. 1. the act of combining or the state of being combined. 2. a number of things combined; mixture: a combination of ideas. 3. something formed by combining: A chord is a …