Practising and Applying Y. a) Which pairs of different matrices can be multiplied and in what order? 6. a) Why does you multiply th 2 0 A = [2 1 3 B = 4. 3 1 0 41 A = 1 2 01 C =0 1 1 1 0 b) Create twc Is A x B equa pair. Explain. D =3 0 2 01 0 2 b) Multiply all possible pairs of matrices from part a). 7. In a sports 2 points for loss. Matrix wins, ties, a 7. Suppose you multiplied two matrices and the product matrix was 4 by 2. a) What size matrices might you have multiplied?

Determine if the pairs of matrices A and Bare similar. (5 1) B =| 2 1 (3 2) a) A= 4 5) 103 2 3 0 b) A=| 2 1 3 B = 4 1 2 3 0 1 0 2 2)

Can each vector in R* be written as a linear combination of the columns of the matrix A? Do the columns of A span R*? 3 1 7 - 12 - 1 - 1 A = - 4 - 2 2 0 - 10 20 0 2 - 1 Can each vector in R be written as a linear combination of the columns of the matrix A? Select the correct choice below and fill in the answer box to complete your choice, (Type an integer or decimal for each matrix element.) O A. No, because the reduced echelon form of A is O B. Yes, because the reduced echelon form of A is Help me solve this View an example Get more help - Clear all Check answer 82 9+ G 99+ W ENG DELL DII F3 prt sc F1 F4 FS beme end F7 F9 insert dele F10 F11 F12 %23 %2$ & 2 3 4 5 6 8

-21 24. Combining and multiplying matrices A= B : 2. %3D 1-3 a) Find A-2B b)Multiply AB