Chapter 3 Permutations and Combination Ex 3.6

Chapter 3 Permutations and Combination Ex 3.6 Chapter 3 Permutations and Combination Ex 3.6 Question 1.Find the value of(a) 15C4Solution: (b) 80C2Solution: (c) 15C4 +15C5Solution: (d) 20C16 -19C16Solution: Question 2.Find n ifSolution: Solution: Solution:…

Chapter 3 Permutations and Combination Ex 3.5

Chapter 3 Permutations and Combination Ex 3.5 Chapter 3 Permutations and Combination Ex 3.5 Question 1.In how many different ways can 8 friends sit around a table?Solution: We know that…

Chapter 3 Permutations and Combination Ex 3.4

Chapter 3 Permutations and Combination Ex 3.4 Chapter 3 Permutations and Combination Ex 3.4 Question 1.Find the number of permutations of letters in each of the following words.(i) DIVYA(ii) SHANTARAM(iii)…