a) A = (1 - 2), B= b) A = B = (3 -7) 2 2 8 A = B = о 11 c)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter1: Variables, Expressions, And Integers
Section: Chapter Questions
Problem 17CR
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Question

Find the product of the two matrices. Give me two answers at each number letter for the A.B and B.A

a)
A = (1
- 2), В -
5.
b)
A =
B = (3
-7)
2 8
A =
3
B =
-1 2
2
c)
0 11
4
-3
d)
A =
B
%3D
-2 0
5
- 2
0 1
-3
B =
4
A =
2 3
3
2 1
-2
f)
A = 0 4
B =
4
1
3 2
Transcribed Image Text:a) A = (1 - 2), В - 5. b) A = B = (3 -7) 2 8 A = 3 B = -1 2 2 c) 0 11 4 -3 d) A = B %3D -2 0 5 - 2 0 1 -3 B = 4 A = 2 3 3 2 1 -2 f) A = 0 4 B = 4 1 3 2
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