## Question

# 1. Let A = 2 1 4 3 Find AT, A-1, (A-1) and (AT)-1. 2. Let A = = [ -1 -1 2 22

## 1. Let A = 2 1 4 3 Find AT, A-1, (A-1) and (AT)-1. 2. Let A = = [ -1 -1 2 22 (a) Find (AB), BT AT and AT BT. (b) (AB)-1, B-1A-1 and A-B-1. ] 1-5 and B = 1

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### Transportation A Global Supply Chain Perspective

**Authors:** John J. Coyle, Robert A. Novak, Brian Gibson, Edward J. Bard

8th edition

9781305445352, 1133592961, 130544535X, 978-1133592969

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