a1 - ASSIGNMENT 1 EE441 KUMAR Fall 2007 Due Sep 7 1 Qn 2...

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ASSIGNMENT 1 EE441 KUMAR Fall 2007 Due: Sep. 7 1. Qn 2 from Question Bank (on Blackboard) 2. Problem set 1.4 of the textbook, questions: 2,6,11,14,19. These are reproduced below: 2. Working a column at a time, compute the products: 4 1 5 1 6 1 " 1 3 # 1 2 3 4 5 6 7 8 9 0 1 0 4 3 6 6 8 9 " 1 2 1 3 # 6. Write down the (2 × 2) matrices A and B that have entries a ij = i + j and b ij = ( - 1) i + j . Multiply them to ﬁnd AB and BA . 11. The ﬁrst row of AB is a linear combination of all the rows of B . What are the coeﬃcients in this combination and what is the ﬁrst row of AB if A = " 2 1 4 0 - 1 1 # and B =

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a1 - ASSIGNMENT 1 EE441 KUMAR Fall 2007 Due Sep 7 1 Qn 2...

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