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Combination Calculator

🔢 Combination Calculator

Calculate combinations easily with this calculator. Enter the total items (n) and the selected items (r) to find the number of possible selections.

Result will appear here…

📌 Understanding Combination Calculation

A combination represents the selection of objects without considering order. The formula is:

  • C(n, r) = n! / (r!(n-r)!)
  • Where n is the total number of items and r is the number of selected items.

📌 Example Calculations

nrC(n, r)
5210
6320
8470

🔧 Practical Applications of Combinations

1. Probability & Statistics: Used to calculate possible selections in probability theory.

2. Lottery & Gambling: Determines possible outcomes in games of chance.

3. Team Selection: Used to form teams or groups from a larger set.

❓ FAQs

Q1: How do I calculate combinations?
✅ Use the formula C(n, r) = n! / (r!(n-r)!)

Q2: What is the difference between permutations and combinations?
✅ Permutations consider order, while combinations do not.

Q3: Can combinations be applied to real-world problems?
✅ Yes, they are widely used in **probability, team selection, and data analysis**.

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