Matrix A has x rows and x+5 columns. Matrix B has y rows and 11-y columns. Both AB and BA exist. What are the value of x and y respectively?

Matrix A has x rows and x+5 columns. Matrix B has y rows and 11-y columns. If both AB and BA exist, then the ordered pair (x, y) is

Matrix A ha s m rows and n+ 5 columns; matrix B has m rows and 11 - n columns. If both AB and BA exist, then (A) AB and BA are square matrix (B) AB and BA are of order 8 xx 8 and 3 xx 13 , respectively (C) AB=BA (D) None of these

The matrix A has x rows and (x+5) column. If the matrix B has y rows and (11-y) columns & both A Ba n dB A exist, then x=8 (b) x=3 y=6 (d) y=8

A matrix X has a+b rows and a+2 columns while the matrix Y has b+1 rows and a+3 columns. Both matrices X Y and Y X exist. Find a and b . Can you say X Y and Y X are of the same type? Are they equal.

The matrix A has 3 rows and 27 columns. How many elements are there in A?

Matrix X has r rows and c columns, and matrix Y has c rows and d columns, where r, c and d are different. Which of the follwing statements must be true? I. The product YX exists. II. The product of XY exists and has r rows and d columns. III. the product XY exists and has c rows and c columns.

A matrix has 3 rows and 4 columns. How many elements are there in A?

If x-y=3 and x+y=5 , what is the value of y?

If x = a and y = b is the solution of the equations x - y =2 and x + y = 4 , then the values of a and b are, respectively