1. Chapter 7 Class 11 Permutations and Combinations
  2. Serial order wise
  3. Ex 7.2

Ex 7.2,1 - Chapter 7 Class 11 Permutations and Combinations

Last updated at Dec. 8, 2016 by

Ex 7.2, 1 - Evaluate (i) 8! (ii) 4! - 3! - Chapter 7 Class 11 - Ex 7.2

  1. Chapter 7 Class 11 Permutations and Combinations
  2. Serial order wise

    3. Ex 7.2

    Ex 7.3 →

Transcript

Ex 7.2, 1(Method 1) Evaluate Ex 7.2, 1 (i) 8! = 1 2 3 4 5 6 7 8 = 40320 (ii) 4! 3! 4! 3! = 1 2 3 4 3 2 1 = 24 6 = 18 Ex7.2, 1 (Method 2) Evaluate (ii) 4! 3! 4! 3! = 4 3! 3! = 3! (4 1) = 3! 3 = 3 2 1 3 = 18 Ex 7.2, 1 Evaluate 8! 8! = 1 2 3 4 5 6 7 8 = 40320

Chapter 7 Class 11 Permutations and Combinations
Serial order wise

About the Author

Davneet Singh's photo - Teacher, Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.