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The inverse of the matrix [(2,1),(1,3)] ...

The inverse of the matrix `[(2,1),(1,3)]` is

A

`1/5[(2,1),(1,3)]`

B

`1/5[(3,-1),(-1,2)]`

C

`1/5[(3,1),(1,2)]`

D

`1/5[(-3,1),(1,2)]`

Text Solution

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The correct Answer is:
B
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