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Chapter 12 of 27
Formula Sheet

Permutations And CombinationsFormula Sheet

CUET (UG) · Mathematics

Free Permutations And Combinations formula sheet for CUET (UG) Mathematics 2026 — all important formulas, equations, and constants for quick reference.

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An infographic illustrating the multiplication principle of counting with a clear example, showing how to calculate total ways when operations are sequential.
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Formula Sheet — Permutations And Combinations

Important formulas and equations from Permutations And Combinations for CUET (UG) Mathematics.

Formulas — Permutations And Combinations

Fundamental Counting Principles

Total ways = m × n
Total ways = m + n

Factorial and Basic Permutations

n! = n × (n-1) × (n-2) × ... × 2 × 1
ⁿPᵣ = n!/(n-r)!
ⁿPₙ = n!

Special Permutation Cases

Repetition allowed: nʳ
Identical objects: n!/p!
Multiple identical groups: n!/(p₁! × p₂! × ... × pₖ!)

Circular Permutations

Clockwise ≠ Anticlockwise: (n-1)!
Clockwise = Anticlockwise: (n-1)!/2
Circular ⁿPᵣ (different): ⁿPᵣ/r
Circular ⁿPᵣ (same): ⁿPᵣ/(2r)

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Frequently Asked Questions

What topics are covered in Permutations And Combinations for CUET (UG)?
Permutations And Combinations is an important chapter in CUET (UG) Mathematics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Fundamental Principle of Counting, Factorial Notation and Basic Formulas, Permutations, Combinations.
How important is Permutations And Combinations for CUET (UG)?
Permutations And Combinations is a frequently tested chapter in CUET (UG) Mathematics. Questions from this chapter appear regularly in previous year papers. There are 306 practice questions available for this chapter.
How to prepare Permutations And Combinations for CUET (UG)?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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Get the full Permutations And Combinations chapter — for free.

Practice questions, revision notes, formula sheet and AI doubt-solver for CUET (UG) Mathematics.