_A = [52], B = [33] L8 3], c= [] C=

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Linear algebra question: Explain why C * A does not exist.

I have attached my work but getting marked incorrect for some reason, not sure why.  Clearly marked steps would be helpful to better understand.

Thank you.

21
A = [5 = 2], B = [²
-2.
L8 31
, c = [²]
Transcribed Image Text:21 A = [5 = 2], B = [² -2. L8 31 , c = [²]
A·C = (2x2) matrix
columns
So
C²A =
".
.
match
multipliable.
(2x1) matix
But columns do
the matrices,
C.A does not exist
-
SD
(2x1) matix
kows
not
of
(2x2) matix
makires,
match
raws of
not multipliable.
because it is not defined.
Transcribed Image Text:A·C = (2x2) matrix columns So C²A = ". . match multipliable. (2x1) matix But columns do the matrices, C.A does not exist - SD (2x1) matix kows not of (2x2) matix makires, match raws of not multipliable. because it is not defined.
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