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If A = [(2,1,3)] , B = [(3),(2),(1)] th...

If ` A = [(2,1,3)] , B = [(3),(2),(1)]` then AB equals

A

`[(6,2,3)]`

B

`[(6),(2),(3)]`

C

[11]

D

none of these

Text Solution

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The correct Answer is:
C
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Knowledge Check

  • If A = [(1,2,3)] , B = [(2),(3),(1)] , then AB equals

    A
    `[(2,6,3)]`
    B
    `[(2),(6),(3)]`
    C
    [12]
    D
    none of these

  • If A = [(2,3,1)] , B = [(3),(1),(2)] , then AB equals

    A
    `[(6,2,3)]`
    B
    `[(6),(3),(2)]`
    C
    [11]
    D
    none of these

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