If A is a `2times3` matrix and B is `3times4` matrix, how many columns does AB have

If A is a 3times3 matrix and B is 3times4 matrix how many column does AB have ____.

If A is (3xx4) matrix and B is (4xx3) matrix how many columns does AB have :

If A is a 2 xx 3 matrix and AB is a 2 xx 5 matrix, then B must be a

If A is 3 × 4 matrix and B is 4 × 3 matrix,then the order of AB is

Let A is a 3 times 3 matrix and B is its adjoint matrix. If abs(B)=64 , then abs(A)=

IfAis a 3 xx 2 matrix, B is a 3 xx 3 matrix and C is a 2 xx 3 matrix, then the elements in A, B and C are respectively

If A is a 3xx4 matrix and B is a matrix such that A'B and BA' are both defined, then B is of the type