[" A square matrix "(a_(ij))" where "a_(ij)=0" for "i!=j" and "],[a_(ij)=k" (constant) for "i=j" is called a "]

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=[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_(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_(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_(ij)] such that a_(ij)=0 for I ne j and a_(ij)=k where k is a constant for i=j is called.

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

Construct a matrix [a_(ij)]_(2xx2) where a_(ij)=i+2j

Construct a 3xx4 matrix [a_(ij)] , where a_(ij)=2i-j .