1.
The adjoint matrix of is
2.
If the rank of the matrixis 1, than the value of is
3.
The value ofsuch that has a non-trivial solution is
4.
If is a matrix and is a non-singular square submatrix of order then
5.
From the matrix equation we can conclude provided that
6.
The values of for which the system of equations
7.
If is a non-singular matrix such that
8.
If matrix where are real positive numbers, and , then the value of is
9.
If A= is equal to
10.
If then