If A is a matrix of order `5xx3`, what is the number of elements in a row of A?

Answer the question If A is a matrix of a order 2 xx 3 and B is a matrix of order 3 xx 5, then what is the order of matrix (AB)' or (AB) ^(T) ?

If A is a matrix of order 2xx3 and B is a matrix of order 3xx2 , then what is the order of the matrix AB?

If A is a matrix of order 5 xx 5 and det A = 1, then find det (-A).

If A is square matrix of order 3, then find the value of |A| + |-A|.

If A is a matrix of order 3xx4 and B is a matrix of order 4 xx5 then what is the order of the matrix (AB)^(T) ?

If A is a square matrix of order 3 and |A|=4 , what is the value of |3A| ?

If A is a square matrix of order 2, then find the value of |A| + |-A| .

If A is an matrix of order 5xx6 and B is matrix of order 5xx6 , then what is the order of A^(T) +B^(T) ?

If A is square matrix of order 2 whose determinant is -i, find the value of |A(adj A)|.

If A is a square matrix of order 4 and |A| = 6, then what is the value of |(adj A)| ?