SOLUTION: 1.Find the inverse of the matrix if it exists. A= [1,-2,0] [1,3,0] [0,0,1] 2.Find the inverse of the matrix if it exists. A= [3,-1,0] [4,1,0] [0,0,4]

Question 629138: 1.Find the inverse of the matrix if it exists.
A=
[1,-2,0]
[1,3,0]
[0,0,1]
2.Find the inverse of the matrix if it exists.
A=
[3,-1,0]
[4,1,0]
[0,0,4]
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

 A= =

 D =  = 5

 I = 1/5

 I = 1/5

 I =  

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