Jadavis says that the identity matrix is 0
0 0
sophie disagres and states that the identity matrix is 0
0 1

i. their teacher, mr. kuzy, says they are both corect and asks them to explain their thinking about matrices
to each other but to also use a similar example in the real number system. can you state each of their
arguments?
i. mr. kuzy then asks each of them to explain the geometric efect that their matrix would have on the unit
square.