---
title: What are Combinations?
description: Learn about combinations in mathematics, including definitions, formulas for with and without repetition and their uses in probability and statistics.
url: https://astra-ai.co/en-IN/videos/combinatorics/chapter-53cb754d/what-are-combinations/
locale: en-IN
type: video-lesson
published: 2026-10-01T21:51:46.052Z
updated: 2026-10-01T21:51:46.052Z
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---

# What are Combinations?