Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Question
Find the products AB and BA to determine whether B is the multiplicative inverse of A.
20
--[-28]-[-]
B =
21
A =
AB=
BA=
1 3
Yes
No
34
Is B the multiplicative inverse A
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Transcribed Image Text:Find the products AB and BA to determine whether B is the multiplicative inverse of A. 20 --[-28]-[-] B = 21 A = AB= BA= 1 3 Yes No 34 Is B the multiplicative inverse A
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