Home
Class 11
MATHS
Evaluate (n!)/((n-r)!), when n = 6, r...

Evaluate `(n!)/((n-r)!)`, when
n = 6, r = 2

Text Solution

Verified by Experts

The correct Answer is:
30
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    NCERT TAMIL|Exercise EXERCISE 7.3|12 Videos

  • PERMUTATIONS AND COMBINATIONS

    NCERT TAMIL|Exercise EXERCISE 7.4|10 Videos

  • PERMUTATIONS AND COMBINATIONS

    NCERT TAMIL|Exercise EXERCISE 7.1|6 Videos

  • MATRICES AND DETERMINANTS

    NCERT TAMIL|Exercise EXERCISE 7.5|25 Videos

  • PRINCIPLE OF MATHEMATICAL INDUCTION

    NCERT TAMIL|Exercise EXERCISE - 4.1|22 Videos

Similar Questions

Explore conceptually related problems

Evaluate (n!)/(r!(n-r)!) when (i) n = 6, r= 2 (ii) n = 10 , r = 3 (iii) for any n with r = 2

Evaluate (n!)/(r!(n-r)!) , when n = 5, r = 2.

Evaluate (n!)/((n-r)!) , when n = 9, r = 5

Evaluate (n!)/(r!(n-r)!) when (i) n=7,r=5 (ii) n=50, r=47 (iii) For any n with r = 3