Page 1 Exercise 3.2 Question 1: Let Find each of the following (i) (iv) Answer (i) (ii) (iii) (iv) Matrix A has 2 columns. This number is equal to the number of rows in matrix B. Therefore, AB is defined as: ( ii) ( iii) ( v) Page 2 Exercise 3.2 Question 1: Let Find each of the following (i) (iv) Answer (i) (ii) (iii) (iv) Matrix A has 2 columns. This number is equal to the number of rows in matrix B. Therefore, AB is defined as: ( ii) ( iii) ( v) (v) Matrix B has 2 columns. This number is equal to the number of rows in matrix A. Therefore, BA is defined as: Question 2: Compute the following: (i) (iii) (v) Answer (i) ( ii ) ( ii) Page 3 Exercise 3.2 Question 1: Let Find each of the following (i) (iv) Answer (i) (ii) (iii) (iv) Matrix A has 2 columns. This number is equal to the number of rows in matrix B. Therefore, AB is defined as: ( ii) ( iii) ( v) (v) Matrix B has 2 columns. This number is equal to the number of rows in matrix A. Therefore, BA is defined as: Question 2: Compute the following: (i) (iii) (v) Answer (i) ( ii ) ( ii) Question 3: Compute the indicated products ( iii ) ( iv ) Page 4 Exercise 3.2 Question 1: Let Find each of the following (i) (iv) Answer (i) (ii) (iii) (iv) Matrix A has 2 columns. This number is equal to the number of rows in matrix B. Therefore, AB is defined as: ( ii) ( iii) ( v) (v) Matrix B has 2 columns. This number is equal to the number of rows in matrix A. Therefore, BA is defined as: Question 2: Compute the following: (i) (iii) (v) Answer (i) ( ii ) ( ii) Question 3: Compute the indicated products ( iii ) ( iv ) (i) (ii) (iii) (iv) (v) (vi) Answer Page 5 Exercise 3.2 Question 1: Let Find each of the following (i) (iv) Answer (i) (ii) (iii) (iv) Matrix A has 2 columns. This number is equal to the number of rows in matrix B. Therefore, AB is defined as: ( ii) ( iii) ( v) (v) Matrix B has 2 columns. This number is equal to the number of rows in matrix A. Therefore, BA is defined as: Question 2: Compute the following: (i) (iii) (v) Answer (i) ( ii ) ( ii) Question 3: Compute the indicated products ( iii ) ( iv ) (i) (ii) (iii) (iv) (v) (vi) Answer (iv) (i) ( ii ) ( iii )Read More

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