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Let A= [[1,2],[-5,1]] and A^-1=x A+y I, ...

Let `A= [[1,2],[-5,1]]` and `A^-1=x A+y I,` 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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