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Let {:A=[(1,2),(-5,1)]and A^(-1)=xA+yI:}...

Let `{:A=[(1,2),(-5,1)]and A^(-1)=xA+yI:}`, then the values of x and y are

A

`x=(-1)/(11),y=(2)/(11)`

B

`x=(-1)/(11),y=(-2)/(11)`

C

`x=(1)/(11),y=(2)/(11)`

D

`x=(1)/(11),y=(-2)/(11)`

Text Solution

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The correct Answer is:
A
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