Operations on Matrices

Which of these is not an elementary row operation on matrices

Introduction of matrices | Types of matrices | Basic illustrations on matrices

Elementary Operations Of A Matrix|Invertible Matrices|Theorem 3 (Uniqueness Of Inverse)|Theorem 4|OMR

If M_(2) be the set of all 2xx2 matrices of the form {:((a,a),(a,a)):}, where ainR-{0} , then the identity element with respect to the multiplication of matrices as binary operation, is--

On the set M=A(x)={[[x,xx,x]] : x in R} of 2x2 matrices,find the identity element for the multiplication of matrices as a binary operation.Also,find the inverse of an element of M.

On the set M=A(x)={[xxxx]: x in R}of2x2 matrices, find the identity element for the multiplication of matrices as a binary operation. Also, find the inverse of an element of M.

On the set M=A(x)={[xxxx]: x in R}of2x2 matrices, find the identity element for the multiplication of matrices as a binary operation. Also, find the inverse of an element of M.

Definition|Order of Matrices |Previous year questions |Types of Matrices |Equality of Matrices |Algebra of Matrices |Multiplication of two Matrices and its questions

Definition|Order of Matrices |Previous year questions |Types of Matrices |Equality of Matrices |Algebra of Matrices |Multiplication of two Matrices and its questions

Let M_(2)(x)d={:{((x,x),(x,x)):},x inRR} be the set of 2xx2 singular matrices. Considering multiplication of matrices as a binary operation, find the identity element in M_(2)(x) . Also find the inverse of an element of M_(2) .