Let A = [[4,0,5],[-1,3,2]] B = [[1,1,1],[3,5,7]] C = [[2,

shadsiei 2021-10-15 Answered
Let A=[405132]
B=[111357]
C=[2301]
Find 3AB;CB+A.
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Expert Answer

Bentley Leach
Answered 2021-10-16 Author has 109 answers
A=[405132]
B=[111357]
C=[2301]
1) (3AB)=3×[405132][111357]=
=[12015396][111357]=
=[11114641]
2) (C)=[2301]=[2031]
(CB)=[2031]×[111357]=
=[222024]
(CB+A)=[222024]+[405132]=
=[627136]
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