MATH 1300 ASSIGNMENT PROBLEMS (UNIT 4) 1. Let A=401352243120. Find the following. 213and let B =531(a) TA+2B(b) AB (c) BA (d) The matrix C for which 2A + TC= B.
 2.(a) Which of the following matrices are elementary matrices?
5324. Find an elementary matrix E such that EA = B if
(c) Let A = 2110. Find two elementary matrices E1and E2such that E2E1A = I.