Chapter 7 – Permutation and Combination
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Example 8 If 1/8! + 1/9! = x/10! , find x.
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Oct
Example 8 If 1/8! + 1/9! = x/10! , find x. Example 8 If 1/8! + 1/9! = x/10! find x. October 24, 2021 Category: Chapter 7 - Permutation and Combination , Maths , NCERT Exemplar Class 11 ,
Example 7 Evaluate n!/r!(n-r)! , when n = 5, r = 2.
24
Oct
Example 7 Evaluate n!/r!(n-r)! , when n = 5, r = 2. Example 7 Evaluate n!/r!(n-r)! R)-2 when n = 5 October 24, 2021 Category: Chapter 7 - Permutation and Combination , Maths , NCERT Exemplar Class 11 ,
Example 6 Compute (i) 7! / 5! (ii) 12! /10! (2!)
24
Oct
Example 6 Compute (i) 7! / 5! (ii) 12! /10! (2!) Example 6 Compute (i) 7! / 5! (ii) 12! /10! (2!) October 24, 2021 Category: Chapter 7 - Permutation and Combination , Maths , NCERT Exemplar Class 11 ,
Example 5 Evaluate (i) 5 ! (ii) 7 ! (iii) 7 ! – 5!
24
Oct
Example 5 Evaluate (i) 5 ! (ii) 7 ! (iii) 7 ! – 5! Example 5 Evaluate (i) 5 ! (ii) 7 ! (iii) 7 ! – 5! October 24, 2021 Category: Chapter 7 - Permutation and Combination , Maths , NCERT Exemplar Class 11 ,