Home
Class 11
MATHS
Evaluate (n!)/((n-r)!) when n=7 and r=2...

Evaluate `(n!)/((n-r)!)` when `n=7` and `r=2`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise COMPETITION FILE (JEE MAIN)|11 Videos
  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise CHAPTER TEST|12 Videos
  • PERMUTATIONS AND COMBINATIONS

    MODERN PUBLICATION|Exercise Revision Exercise|22 Videos
  • MOCK TEST

    MODERN PUBLICATION|Exercise SECTION - D|5 Videos
  • PROBABILITY

    MODERN PUBLICATION|Exercise CHAPTER TEST|12 Videos

Similar Questions

Explore conceptually related problems

Evalute (n!)/((n-r)!) . when n=20 and r=2 .

Evaluate (n!)/((n-r)!) when n = 12 and r = 3.

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

Evaluate (n!)/(r!(n-r)!) when : (i) n=6, r=2 (ii) n=7, r=4 (iii) n=15, r=12 .

Evaluate (n!)/((n-r)!) , when (i) n = 6, r = 2 (ii) n = 9, r = 5

Evaluate (n!)/((n-r)!) , when : (i) n=6, r=2 (ii) n=9, r=5

Evaluate : (n!)/((n-r)!) where n=5,r=2

Evaluate (n!)/((n-r)!) when (i) n=6,r=2n=9,r=5

Evaluate (n!)/((r!)xx(n-r)!) , when n = 15 and r = 12.

Evaluate (n!)/((n-r)!) when : (i) n=10,r=4 (ii) r = 1 (iii) r = 2.