Matrix, help.
So I was instructed to use a calculator rather than solving by hand, so I did try to use my TI-84 but I'm having trouble, Is it possible to solve this by hand and if so- how do I go about it? Thank you (:

Matrix help So I was instructed to use a calculator rather than solving by hand so I did try to use my TI84 but Im having trouble Is it possible to solve this b class=