Permutation and CombinationHard
Question
The number of non-negative integral solutions of x + y + z ≤ n, where n ∈ N is -
Options
A.n + 3C3
B.n + 4C4
C.n + 5C5
D.none of these
More Permutation and Combination Questions
In how many ways can a mixed double tennis game be arranged from 7 married couples, if no husband and wife play in the s...The total number of factors of 1998 (including 1 and 1998) is-...A gentleman invites a party of m + n (m ≠ n) friends to a dinner & places m at one table and n at another, the tab...The number of committees formed by taking 5 men and 5 women from 6 women and 7 men are-...The number of squares on a chess board is-...