Maths
Example 10 How many 4-digit numbers can be formed by using the digits 1 to 9 if repetition of digits is not allowed?
24
Oct
Example 10 How many 4-digit numbers can be formed by using the digits 1 to 9 if repetition of digits is not allowed? Example 10 How many 4-digit numbers can be formed by using the digits 1 to 9 if repetition of digits is not allowed? October 24, 2021 Category: Chapter 7 - Permutation and [...]
Example 9 Find the number of permutations of the letters of the word ALLAHABAD.
24
Oct
Example 9 Find the number of permutations of the letters of the word ALLAHABAD. Example 9 Find the number of permutations of the letters of the word ALLAHABAD. October 24, 2021 Category: Chapter 7 - Permutation and Combination , Maths , NCERT Exemplar Class 11 ,
Example 8 If 1/8! + 1/9! = x/10! , find x.
24
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 ,
Solve the inequalities in Exercises 5 to 16 for real x. 11. 3(x – 2)/5 ≤ 5 (2 – x)/3
24
Oct
Solve the inequalities in Exercises 5 to 16 for real x. 11. 3(x – 2)/5 ≤ 5 (2 – x)/3 Solve the inequalities in Exercises 5 to 16 for real x. 11. 3(x – 2)/5 ≤ 5 (2 – x)/3 October 24, 2021 Category: Chapter 6 - Linear Inequalities , Maths , NCERT Exemplar Class [...]
Solve the inequalities in Exercises 5 to 16 for real x. 10. x/3 > x/2 + 1
24
Oct
Solve the inequalities in Exercises 5 to 16 for real x. 10. x/3 > x/2 + 1 Solve the inequalities in Exercises 5 to 16 for real x. 10. x/3 > x/2 + 1 October 24, 2021 Category: Chapter 6 - Linear Inequalities , Maths , NCERT Exemplar Class 11 ,
Solve the inequalities in Exercises 5 to 16 for real x. 9. x + x/2 + x/3 < 11
24
Oct
Solve the inequalities in Exercises 5 to 16 for real x. 9. x + x/2 + x/3
Solve the inequalities in Exercises 5 to 16 for real x. 8. 3 (2 – x) ≥ 2 (1 – x)
24
Oct
Solve the inequalities in Exercises 5 to 16 for real x. 8. 3 (2 – x) ≥ 2 (1 – x) Solve the inequalities in Exercises 5 to 16 for real x. 8. 3 (2 – x) ≥ 2 (1 – x) October 24, 2021 Category: Chapter 6 - Linear Inequalities , Maths , NCERT [...]