Friday (July 8th) 1 0 0 l 1. LetA=[0 _1]andB=[1 0]. (a) Give a geometric description of the linear transformation who's standard matrix is A. Do the same for B. (b) Compute AB. Use your answer from above to give a geometric description of the linear trans- formation who's standard matrix is the product AB. 2. Solve the system of equations by using an inverse matrix. No credit will be given for alternate methods. (Hint: rst write it as a matrix equation) 356+ y=6 332y=5 3. Let A, B, and C be invertible n X 7). matrices. Simplify the expression below as much as possible. (AC1)'1(BAT)T(B'1)T