Question

Combinatorics Question Asking How Many Integer Solutions Given Different Restrictions

score 167 · Answer 1 · 2026-03-26 03:19:08

167

Views

Combinatorics Question Asking How Many Integer Solutions Given Different Restrictions

Published on 26 Mar 2026 - 3:19

score 574 · Answer 2 · 2018-10-31 01:18:39

574

Views

Combinatorics Question Involving Seating n Couples at a table with restrictions

Published on 31 Oct 2018 - 1:18

score 1.3k · Answer 3 · 2026-03-26 04:52:00

1.3k

Views

Combinatorics Question Involving Arranging Letters in INTELLIGENT with Restriction

Published on 26 Mar 2026 - 4:52

score 189 · Answer 4 · 2026-03-27 23:48:10

189

Views

Proof that $\frac{n}{N}\cdot\frac{n-1}{N-1}\cdot\frac{n-2}{N-2}\cdot\ldots\cdot \frac{1}{N-n+1} = \frac{1}{{N\choose n}}$

Published on 27 Mar 2026 - 23:48

score 129 · Answer 5 · 2018-10-31 17:30:47

129

Views

Formula for Unique Number Combinations with Repeating Numbers

Published on 31 Oct 2018 - 17:30

score 105 · Answer 6 · 2018-10-31 20:49:44

105

Views

Arranging four subjects and six periods

Published on 31 Oct 2018 - 20:49

score 51 · Answer 7 · 2018-11-01 02:28:26

51

Views

how many ways we can select a team of $5$?

Published on 01 Nov 2018 - 2:28

score 84 · Answer 8 · 2018-11-01 03:05:45

84

Views

in how many ways 5 projects be completed?

Published on 01 Nov 2018 - 3:05

score 54 · Answer 9 · 2026-03-25 06:27:46

54

Views

Number of regions

Published on 25 Mar 2026 - 6:27

score 1.5k · Answer 10 · 2018-11-02 00:26:31

1.5k

Views

Problem Solving With Combinations -- A Hard One!

Published on 02 Nov 2018 - 0:26

score 2.2k · Answer 11 · 2018-11-02 01:48:33

2.2k

Views

How many $4$-element subsets of $S = \{a, b, c, d, e, f, g, h, i\}$ contain at least one of $a$ and $b$?

Published on 02 Nov 2018 - 1:48

score 53 · Answer 12 · 2026-03-26 19:37:50

53

Views

Finding the expected value when there are too much cases to consider

Published on 26 Mar 2026 - 19:37

score 100 · Answer 13 · 2018-11-03 04:15:16

100

Views

Stars and bars with general constraints

Published on 03 Nov 2018 - 4:15

score 115 · Answer 14 · 2018-11-03 12:24:31

115

Views

Number of ways to fill a bag using red, blue and white balls

Published on 03 Nov 2018 - 12:24

score 92 · Answer 15 · 2018-11-04 14:00:47

92

Views

Permutations with restrictions (3 characters and 2 can't be together)

Published on 04 Nov 2018 - 14:00

List Question

Combinatorics Question Asking How Many Integer Solutions Given Different Restrictions

Combinatorics Question Involving Seating n Couples at a table with restrictions

Combinatorics Question Involving Arranging Letters in INTELLIGENT with Restriction

Proof that $\frac{n}{N}\cdot\frac{n-1}{N-1}\cdot\frac{n-2}{N-2}\cdot\ldots\cdot \frac{1}{N-n+1} = \frac{1}{{N\choose n}}$

Formula for Unique Number Combinations with Repeating Numbers

Arranging four subjects and six periods

how many ways we can select a team of $5$?

in how many ways 5 projects be completed?

Number of regions

Problem Solving With Combinations -- A Hard One!

How many $4$-element subsets of $S = \{a, b, c, d, e, f, g, h, i\}$ contain at least one of $a$ and $b$?

Finding the expected value when there are too much cases to consider

Stars and bars with general constraints

Number of ways to fill a bag using red, blue and white balls

Permutations with restrictions (3 characters and 2 can't be together)

Trending Questions

Popular # Hahtags

Popular Questions