Combination formula

Given. C ( n, r) = n! r! ( n − r)! displaystyle text {C}left (n,rright)=frac {n!} {r!left (n-rright)!} C(n, r) =

2022-12-01
    فهد س السديري
  1. A typical example is: we go to the store to buy 6 chocolates
  2. 10
  3. Its
  4. 3 tails = C (10,3) = 10 * 9 * 8 / (3 * 2 * 1) = 720 / 6 = 120 choices
  5. Remember, the formula to calculate combinations is nCr = n
  6. Each possible selection would be an example of a combination
  7. e