Page 23 - MATRIK SMK KELAS X_NAOMI TRI MADA

Contoh 1

 1 3   −5 −3 

A =   dan B =  




 − 2 − 5   2 1 

A x B =  1 3   −5 −3 

 

 


 − 2 − 5   2 1 
 -5+6 -3+3 
=  


10-10
 6-5 

 1 0 

=   = I


 0 1 

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