Define a scalar matrix.

Give an example of a matrix which is a diagonal matrix which is not a scalar matrix.

Define a singular matrix.

Define a column matrix.

Which one of the following is a scalar matrix

If A is a scalar matrix with scalar kne0 , of order 3, then A^(-1) is ……………..

The matrix [(0,0,5),(0,5,0),(5,0,0)] is a scalar matrix. State true of false. If false then what type of matrix is this ?

The matrix {:[(0,0,5),(0,5,0),(5,0,0)] is a scalar matrix. State true or false. If false, then what type of matrix is this?

Assertion (A) [(7,0,0),(0,7,0),(0,0,7)] is a scalar matrix Reason (R) : if all the elements of the principal diagonal are equal, it is called a scalar matrix

Define a row matrix.

Give an example of a matrix which is a scalar matrix which is not a unit matrix.