List questions from determinant

Published on 24 Mar 2026 - 23:44

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Find the determinant of the following $5\times 5$ real matrix:

Published on 23 Feb 2026 - 22:03

387

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Prove determinant is negative

Published on 19 Feb 2018 - 22:09

2.2k

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An example of non-similar matrices with same eigenvalues, rank and determinant

Published on 24 Mar 2026 - 22:01

87

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Calculate this $4 \times 4$ determinant

Published on 20 Feb 2018 - 18:59

529

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How to extract $(x+y+z)$ or $xyz$ from the determinant

Published on 20 Feb 2018 - 21:56

261

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Inside Roots of Determinant of Polynomial Matrix

Published on 20 Feb 2018 - 23:51

95

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Weird proof with matrix determinant.

Published on 25 Mar 2026 - 21:30

3.2k

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Determinant is $1$ if the matrix has its transpose as its inverse. PROOF

Published on 21 Feb 2018 - 7:40

2.7k

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Determinant using factor theorem

Published on 25 Mar 2026 - 2:56

88

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If $a$ is an integer, $A=\begin{bmatrix}a+1&2\\-1&a-2\end{bmatrix},\quad P=\begin{bmatrix}1&2\\-1&-1\end{bmatrix},\quad Q=PAP$, Find $P^2$ and $Q$

Published on 24 Mar 2026 - 22:07

89

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Determinant with a linear transformation

Published on 22 Feb 2018 - 16:30

118

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Constant determinant of matrix of Bernoulli polynomials

Published on 23 Mar 2026 - 9:16

3.5k

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Characteristic Polynomial of Restriction to Invariant Subspace Divides Characteristic Polynomial

Published on 25 Mar 2026 - 17:40

335

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Relationship between rank and determinant rank

Published on 22 Feb 2018 - 19:17

List Question

Equation of conic: Given five points on it

Find the determinant of the following $5\times 5$ real matrix:

Prove determinant is negative

An example of non-similar matrices with same eigenvalues, rank and determinant

Calculate this $4 \times 4$ determinant

How to extract $(x+y+z)$ or $xyz$ from the determinant

Inside Roots of Determinant of Polynomial Matrix

Weird proof with matrix determinant.

Determinant is $1$ if the matrix has its transpose as its inverse. PROOF

Determinant using factor theorem

If $a$ is an integer, $A=\begin{bmatrix}a+1&2\\-1&a-2\end{bmatrix},\quad P=\begin{bmatrix}1&2\\-1&-1\end{bmatrix},\quad Q=PAP$, Find $P^2$ and $Q$

Determinant with a linear transformation

Constant determinant of matrix of Bernoulli polynomials

Characteristic Polynomial of Restriction to Invariant Subspace Divides Characteristic Polynomial

Relationship between rank and determinant rank

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