Let A = 23 -1 1 and B = 29 -3 k What value(s) of k, if any, will make AB = BA? Select the correct choice below and, if necessary, fill in the answer box within your choice. OA. K= B. No value of k will make AB = BA (Use a comma to separate answers as needed.)

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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23
29
Let A = [ - ²3 ] and B - [-²8]
=
1 1
-3 k
What value(s) of k, if any, will make AB = BA?
Select the correct choice below and, if necessary, fill in the answer box within your choice.
(Use a comma to separate answers as needed.)
O A. K=
O B. No value of k will make AB = BA
Transcribed Image Text:23 29 Let A = [ - ²3 ] and B - [-²8] = 1 1 -3 k What value(s) of k, if any, will make AB = BA? Select the correct choice below and, if necessary, fill in the answer box within your choice. (Use a comma to separate answers as needed.) O A. K= O B. No value of k will make AB = BA
Expert Solution
Step 1: Given:

A equals open square brackets table row 2 3 row cell negative 1 end cell 1 end table close square brackets and B equals open square brackets table row 2 9 row cell negative 3 end cell k end table close square brackets

If A B equals B A then the value of k.

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