Question

Combination of 5 cards from a 32 cards deck.

score 404 · Answer 1 · 2026-04-17 11:47:33

404

Views

Combination of 5 cards from a 32 cards deck.

Published on 17 Apr 2026 - 11:47

score 187 · Answer 2 · 2026-04-13 01:05:27

187

Views

Expected average length of torrent download streak

Published on 13 Apr 2026 - 1:05

score 320 · Answer 3 · 2026-04-15 12:14:38

320

Views

Prediction of index in Lexicographical ordering of binary sequences?

Published on 15 Apr 2026 - 12:14

score 940 · Answer 4 · 2026-04-16 23:03:50

The number of functions $ f : \left \{ 1, 2, . . . , 10 \right \} \rightarrow \left \{ 1, 2, . . . , 10 \right \}$ such that $f(x) \neq x$ for all $x$

score 11.4k · Answer 5 · 2026-04-12 01:44:38

11.4k

Views

In how many ways can $3$ boys and $2$ girls be selected from a group of $6$ boys and $4$ girls?

Published on 12 Apr 2026 - 1:44

score 77 · Answer 6 · 2026-03-26 12:53:18

77

Views

Find a short expression for the long sum

Published on 26 Mar 2026 - 12:53

score 482 · Answer 7 · 2026-04-14 14:30:09

482

Views

In every set of 100 integers, there exist two whose difference is a multiple of 37.

Published on 14 Apr 2026 - 14:30

score 111 · Answer 8 · 2026-04-11 04:10:59

111

Views

Distributions and arrangements

Published on 11 Apr 2026 - 4:10

score 116 · Answer 9 · 2026-04-13 20:56:05

116

Views

Allocation of seats to the student(P&C-Probability)

Published on 13 Apr 2026 - 20:56

score 177 · Answer 10 · 2026-04-12 16:39:09

177

Views

Permutations of $1,2,....,100$ and counting the cases of a special condition.

Published on 12 Apr 2026 - 16:39

score 316 · Answer 11 · 2026-04-17 06:24:24

316

Views

Find a coefficient of $x^{12}$ in $(1+x^{3} +x^{6} +x^{9} +...)^{7}$

Published on 17 Apr 2026 - 6:24

score 115 · Answer 12 · 2026-04-16 20:29:24

115

Views

Interpret $\prod_{n=3}^\infty 1- \frac{1}{n\choose 2}$ as a probability

Published on 16 Apr 2026 - 20:29

score 368 · Answer 13 · 2026-04-16 21:09:32

368

Views

Find a coefficient of $x^{12}$ in $(x + x^{2} +x^{3} +x^{4})^{5}$

Published on 16 Apr 2026 - 21:09

score 113 · Answer 14 · 2026-04-15 15:07:11

113

Views

Four pairs of integers are selected at random from 1 to 26. What is the probability that the sum of any pair does not exceed 26?

Published on 15 Apr 2026 - 15:07

score 67 · Answer 15 · 2026-04-09 16:03:32

67

Views

Can multinomial theorem be used in the expression?

Published on 09 Apr 2026 - 16:03

List Question

Combination of 5 cards from a 32 cards deck.

Expected average length of torrent download streak

Prediction of index in Lexicographical ordering of binary sequences?

The number of functions $ f : \left \{ 1, 2, . . . , 10 \right \} \rightarrow \left \{ 1, 2, . . . , 10 \right \}$ such that $f(x) \neq x$ for all $x$

In how many ways can $3$ boys and $2$ girls be selected from a group of $6$ boys and $4$ girls?

Find a short expression for the long sum

In every set of 100 integers, there exist two whose difference is a multiple of 37.

Distributions and arrangements

Allocation of seats to the student(P&C-Probability)

Permutations of $1,2,....,100$ and counting the cases of a special condition.

Find a coefficient of $x^{12}$ in $(1+x^{3} +x^{6} +x^{9} +...)^{7}$

Interpret $\prod_{n=3}^\infty 1- \frac{1}{n\choose 2}$ as a probability

Find a coefficient of $x^{12}$ in $(x + x^{2} +x^{3} +x^{4})^{5}$

Four pairs of integers are selected at random from 1 to 26. What is the probability that the sum of any pair does not exceed 26?

Can multinomial theorem be used in the expression?

Trending Questions

Popular # Hahtags

Popular Questions