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If A=[{:(alpha,0),(1,1):}]and B=[{:(1,0)...

If `A=[{:(alpha,0),(1,1):}]and B=[{:(1,0),(2,1):}]` such that `A^(2)=B`, then what is the value of `alpha` ?

A

`-1`

B

1

C

2

D

`-2`

Text Solution

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The correct Answer is:
B
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