Maths 1

Applications of Permutation and Combination

Applications of Permutation and Combination Functional Applications (i) The number of all permutations (arrangements) of n different objects taken r at a time, When a particular object is to be always included in each arrangement is n-1Cr-1 x r! When a particular object is never taken in each arrangement is n-1Cr x r! (ii) If Read more about Applications of Permutation and Combination[…]