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If A=[{:(1,2),(2,3):}] and A^(2)-xA=I(2)...

If `A=[{:(1,2),(2,3):}] and A^(2)-xA=I_(2)` then the value of x is

A

4

B

2

C

1

D

2

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A
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ICSE-MATRICES-MULTIPLE CHOICE QUESTIONS
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