List questions from linear-algebra

Published on 26 Mar 2026 - 20:38

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Name of these matrices: 1 for entries a fixed distance from main diagonal

Published on 30 Mar 2026 - 5:08

30

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prove $P_{A^{-1}}(x)=\frac{x^{3}}{P_A(0)}P_A(\frac{1}{x}) $

Published on 18 Feb 2018 - 21:23

118

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Finding the minimal polynomial of a matrix A

Published on 18 Feb 2018 - 22:24

1.6k

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Is the 2x2 matrix a subspace of the real vector space of 2x2 matrices.

Published on 18 Feb 2018 - 22:25

213

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Question on the span of a tangent plane

Published on 29 Mar 2026 - 19:10

177

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Solving quadratic matrix equations that include a diag operator

Published on 25 Mar 2026 - 14:39

209

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application of linear algebra to nonlinear dynamic systems

Published on 25 Mar 2026 - 9:24

24

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Prove if $C=C_1+\cdots+C_k$ then $\dim(C)=\dim(C_1)+\cdots+\dim(C_k)$

Published on 26 Mar 2026 - 20:40

361

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Determine eigenvalue pairs.

Published on 26 Mar 2026 - 20:43

229

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Calculate $tr(T)$ where $T(x,y,z)=(3x-z,2x+4y+2z,-x+3z)$

Published on 19 Feb 2018 - 2:05

741

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Prove $T$ is diagonalizable and find a basis $B$ of $V$ such that the matrix associated to $T$ be diagonal.

Published on 19 Feb 2018 - 2:25

264

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Solve $Ax=b$ for $A$

Published on 31 Mar 2026 - 18:02

2.7k

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Elementary Matrix and Row Operations

Published on 19 Feb 2018 - 3:25

289

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$L(X,Y)$ is not complete if $Y$ is not complete

Published on 27 Mar 2026 - 10:09

List Question

Values of k for which there exist two distinct real eigenvalues

Name of these matrices: 1 for entries a fixed distance from main diagonal

prove $P_{A^{-1}}(x)=\frac{x^{3}}{P_A(0)}P_A(\frac{1}{x}) $

Finding the minimal polynomial of a matrix A

Is the 2x2 matrix a subspace of the real vector space of 2x2 matrices.

Question on the span of a tangent plane

Solving quadratic matrix equations that include a diag operator

application of linear algebra to nonlinear dynamic systems

Prove if $C=C_1+\cdots+C_k$ then $\dim(C)=\dim(C_1)+\cdots+\dim(C_k)$

Determine eigenvalue pairs.

Calculate $tr(T)$ where $T(x,y,z)=(3x-z,2x+4y+2z,-x+3z)$

Prove $T$ is diagonalizable and find a basis $B$ of $V$ such that the matrix associated to $T$ be diagonal.

Solve $Ax=b$ for $A$

Elementary Matrix and Row Operations

$L(X,Y)$ is not complete if $Y$ is not complete

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