14 -4 6 3 If = 4A ( 3 20 ) and B - (- - - - 2 ). Find A B 5 10 = AB 1 - 3 8 12

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.5: Percents
Problem 21WE
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Matrix Operations 
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4. If A =
14
5
10
8 12
and B
=
6
(14-3-3).
2
find AB
Transcribed Image Text:4. If A = 14 5 10 8 12 and B = 6 (14-3-3). 2 find AB
2. If A =
-2 0
4
1
7
3
and B =
1
3
0
2
-4-2
find B- A
Transcribed Image Text:2. If A = -2 0 4 1 7 3 and B = 1 3 0 2 -4-2 find B- A
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