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Multiplication of real valued square matrices of same dimension is :

(A)Commutative

(B)Associative

(C)Always positive definite

(D)Not always possible to compute
in Linear Algebra by (227 points) | 673 views
0
Associative is guaranteed. (B) should be the answer.

$\because A*(B*C) = (A*B)*C$
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Associative property holds for all matrix multiplication, u can try by taking $3$ 2x2 real valued matrices as well
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what about (D) option.
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What about it ? Share your concerns..
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Are they possible to commute always ?
0

Are they possible to commute always ?

Commute or compute ? 

0
oh man.. so sorry, i misread it.

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