See the following matrix below: A 2 1 -1 2 0 2 1 B Answer in simplest or reduced fraction form if applicable. Ex: 1/2A   a. What is the determinant of the matrix? b. What is the adjoint of the matrix? (Write in a 3x3 matrix format)

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Chapter2: Second-order Linear Odes
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See the following matrix below:

A 2 1
-1 2 0
2 1 B

Answer in simplest or reduced fraction form if applicable. Ex: 1/2A

 

a. What is the determinant of the matrix?

b. What is the adjoint of the matrix? (Write in a 3x3 matrix format)

     
     
     

 

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