A square matrix `[a_(ij)]` such that `a_(ij)=0` for `i ne j and a_(ij) = k` where k is a constant for i = j is called :

A square matrix A=[a_(ij)] in which a_(ij)=0 for i!=j and [a]_(ij)=k (constant) for i=j is called a (A) unit matrix (B) scalar matrix (C) null matrix (D) diagonal matrix

A square matrix A=[a_(ij)] in which a_(ij)=0 for i!=j and [a]_(ij)=k (constant) for i=j is called a

A square matrix (a_(ij)) where a_(ij)=0 for i!=j and a_(ij)=k (constant) for i=j is called

In square matrix A=(a_(ij)) if i lt j and a_(ij)=0 then A is

Name the square matrix A = [a_(ij)] in which a_(ij) = 0, I ne J .

If A=[a_(ij)]_(2×3) such that a_(ij)=i+j then a 11=

The square matrix A=[a_(ij)" given by "a_(ij)=(i-j)^3 , is a

The square matrix A=[a_(ij)" given by "a_(ij)=(i-j)^3 , is a

A 2xx2 matrix A = [a_(ij)] , where a_(ij) = (i+j)^2 is