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The inverse of matrix A, where A =  is

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Detailed Solution

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Given:

A = 

Calculation:

We have,

⇒ I = 

⇒ A = IA

⇒ 

R1 → R1 - R2

⇒ 

R2 → R2 - R1

⇒ 

R1 → R1 - 2R2

⇒  

⇒ A-1 = 

∴ The inverse of the given matrix is 

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