List questions from parity

Published on 26 Mar 2026 - 11:16

2.2k

Views

Prove that it is not possible to completely cover a 6 × 6 chessboard by tiles which have dimensions 1 × 4.

Published on 26 Mar 2026 - 12:37

253

Views

$n^2 + 7n + 1$ is odd

Published on 26 Apr 2026 - 12:56

1.5k

Views

How to prove $\frac xy + \frac yx \ge 2$

Published on 24 Oct 2015 - 5:15

724

Views

Prove that sum $(\sqrt2+1)^n+(\sqrt2-1)^n$ is rational for even numbers

Published on 09 Apr 2026 - 4:28

1k

Views

Induction to prove parity

Published on 23 Apr 2026 - 17:18

314

Views

8-puzzle which has the numbers in order but has gap in between

Published on 15 Dec 2015 - 4:01

285

Views

decoding a block code in non systematic form

Published on 04 May 2026 - 5:24

475

Views

Find all permutations such that $\sigma=a\tau a^{-1}$

Published on 24 Apr 2026 - 17:26

189

Views

Determine the parity and the inverse for each of the following permutation of {1, 2, . . . , 9}:

Published on 10 May 2026 - 9:10

111

Views

Even-odd multiplicative algebraic structure with idempotency?

Published on 26 Mar 2026 - 9:41

2.2k

Views

Prove that an odd integer is always of the form $2m+1$

Published on 10 May 2026 - 17:45

400

Views

Regular grammar with parity

Published on 11 Apr 2026 - 17:46

51

Views

Why is $\int_{-∞}^∞ x^k*e^x/(e^x +1)^2 dx = 0$ for odd k?

Published on 06 Mar 2016 - 21:50

109

Views

is A an even number?

Published on 25 Apr 2026 - 23:48

List Question

Maximal $k$ such that ${{n+k+1}\choose{n+1}}$ is odd

Prove that it is not possible to completely cover a 6 × 6 chessboard by tiles which have dimensions 1 × 4.

$n^2 + 7n + 1$ is odd

How to prove $\frac xy + \frac yx \ge 2$

Prove that sum $(\sqrt2+1)^n+(\sqrt2-1)^n$ is rational for even numbers

Induction to prove parity

8-puzzle which has the numbers in order but has gap in between

decoding a block code in non systematic form

Find all permutations such that $\sigma=a\tau a^{-1}$

Determine the parity and the inverse for each of the following permutation of {1, 2, . . . , 9}:

Even-odd multiplicative algebraic structure with idempotency?

Prove that an odd integer is always of the form $2m+1$

Regular grammar with parity

Why is $\int_{-∞}^∞ x^k*e^x/(e^x +1)^2 dx = 0$ for odd k?

is A an even number?

Trending Questions

Popular # Hahtags

Popular Questions