A=begin{bmatrix}1 & 0&1 0 & 2&0end{bmatrix} , B=begin{bmatrix}1 & 4&1 0 & 2&1 end{bmatrix} Find C_{21} text{ and } C_{13} , where C=2A-3B

Alyce Wilkinson 2021-02-24 Answered
A=[101020],B=[141021]
Find C21 and C13 , where C=2A-3B
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Expert Answer

Sadie Eaton
Answered 2021-02-25 Author has 104 answers
Step 1
Given matrices
A=[101020]
B=[141021]
Step 2
Now to find
C =2A-3B
C=2[101020]3[141021]
=[202040][3123063]
=[1121023]
C21= second row first element = 0
C13= first row third element = -1
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