I'm given a matrix equation $XA = X - A$, where I know what $A$ is, how do I solve such a thing?
94714
How to solve matrix equation $AX+XB=C$ for $X$
115296
Under what conditions does a matrix $A$ have a square root?
87441
Proof involving matrix equation
62614
How to get matrix $A$ from $A^\top A=B$ with given symmetric matrix $b$?
135074
How do you solve this equation?
44296
Solving a cubic polynomial equation.
50732
How to determine direct solution of determinant?
121759
If this equation in x has real roots find the value of a and b.
119100
How to find the matrix of a quadratic form?
64754
Find $x$ in the equation $ax^3+bx^2+cx=d$
61274
If $AA^T$ is the zero matrix, then $A$ is the zero matrix
76716
Solve an equation in $\mathbb{R}^+$
91881
How solve this equation
52946
If $X$ is an orthogonal matrix, why does $X^TX = I$?
97204
Is there a unique solution for this quadratic matrix equation?
108592
Given a matrix $A$ with a known Jordan decomposition, what is the Jordan decomposition of $A^2+A+I$?
65853
Determine the value of h such that the matrix is the augmented matrix of a consistent linear system.