ло 2. (8 marks] Determine whether each of the following expressions is defined. If so, simplify the expression into a single matrix. If not, explain why it is not defined. -1 1 YESNO because yes -1 5 B= , and C= 2 -3 3XL 282 2y2 A=4 At enists See attached 4+= 43 No becouse need some size for a a) Identify which of the following are defined; if any are not, provide the reasons. 1) ATBT 2) AB-BC [ 7 We nee 3 and n A some numbers ful multiplication (2x)) (2n)) No He need some size, ex] and 2x is not 3) CAT some 22x3 Yes works 4) A-1 size. No musy be 3x3 2x2 4X4.11 etc For A-1 5) (A+B)C ore not No, Atb is not defined as they the same size, and You cannot motion due to the b) Calculate: AB-BAT り Jy L - 42 1 S-3, 2x3 ] 3x2 Connot Subtract not same site -337 -3-68 203 -2+1=-1 /-2=-1 8 +5=13 -2-4-3 -1-2-3 14-10-14 8-5=3 4-3=1 -2+6=4 4-103-6 47357 27608

ло 2. (8 marks] Determine whether each of the following expressions is defined. If so, simplify the expression into a single matrix. If not, explain why it is not defined. -1 1 YESNO because yes -1 5 B= , and C= 2 -3 3XL 282 2y2 A=4 At enists See attached 4+= 43 No becouse need some size for a a) Identify which of the following are defined; if any are not, provide the reasons. 1) ATBT 2) AB-BC [ 7 We nee 3 and n A some numbers ful multiplication (2x)) (2n)) No He need some size, ex] and 2x is not 3) CAT some 22x3 Yes works 4) A-1 size. No musy be 3x3 2x2 4X4.11 etc For A-1 5) (A+B)C ore not No, Atb is not defined as they the same size, and You cannot motion due to the b) Calculate: AB-BAT り Jy L - 42 1 S-3, 2x3 ] 3x2 Connot Subtract not same site -337 -3-68 203 -2+1=-1 /-2=-1 8 +5=13 -2-4-3 -1-2-3 14-10-14 8-5=3 4-3=1 -2+6=4 4-103-6 47357 27608

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter6: Linear Systems

Section6.3: Matrix Algebra

Problem 8E

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