Use the inverse matrices to find (AB)-1, (AT)-1, and (2A)-¹. 1-2 ----C -1 A-¹ = B-1 -2 5 (a) (AB)-¹ = 11 23

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Use the inverse matrices to find (AB)-1, (AT)-1, and (2A)-1.
1-2
--[3]
=
-2
(a) (AB)-¹
A
C
1
H
B-¹ =
1 1
2 3
Transcribed Image Text:Use the inverse matrices to find (AB)-1, (AT)-1, and (2A)-1. 1-2 --[3] = -2 (a) (AB)-¹ A C 1 H B-¹ = 1 1 2 3
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