identical matrix
null/zero matrix
column matrix
diagonal matrix

A square matrix in which all elements except those in main diagonal are zero is called
identical matrix
null/zero matrix
column matrix
diagonal matrix

The constraint A2 = A on any square matrix A is satisfied for
the identity matrix only.
the null matrix only.
both the identity matrix and the null matrix.
no square matrix A.

Which of the following statements are TRUE? P. The eigenvalues of a symmetric matrix are real Q. The...
P and Q only
P and R only
Q and R only
P and S only

A square matrix is called singular if its
determina is unity
determinant is zero
determinant is infinity
rank is unity

In square matrix, all elements other than elements along primary diagonal are
Equal to zero

Result of square matrix will be inverse when all columns or rows are
linearly dependent
linearly independent
identity dependence
identity independence

Example of square matrix is
4x³
2x³

Transpose of a square matrix is a
rectangular matrix
diagonal matrix
square matrix

Unit matrix written in format of square matrix is also called as
identity matrix
unidentified matrix
direction matrix
dimension matrix

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