Help needed for matrices multiplication

I have to do a matrices operation given as A.X=B where A is an 1X1 matrix, x is a 3X1 matrix and B is a 3X3 matrix with elements of 3rd column zero. here A is unknown term and i wish to find the value of A. please guide me on how to solve this problem?

Re: Help needed for matrices multiplication

Your question doesn't make sense. The LHS will be 3 by 1 and the RHS 3 by 3, they have to have the same dimensions

Re: Help needed for matrices multiplication

yeah I know, Thats the problem. Is there any way I can solve for A ?

Re: Help needed for matrices multiplication

No. The equation as it stands just doesn't make sense. How did you derive it ? Where did it come from ?