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If A=[{:(3,5),(1,2):}],B=adjAandC=3A, th...

If `A=[{:(3,5),(1,2):}],B=adjAandC=3A`, then `(|adjB|)/(|C|)=.......`

A

`(1)/(3)`

B

`(1)/(9)`

C

`(1)/(4)`

D

1

Text Solution

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B
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Knowledge Check

  • If A= [(3,5),(1,2)] , B = adj A and C = 3A then (|adj B|)/(|C|)=

    A
    `(1)/(3)`
    B
    `(1)/(9)`
    C
    `(1)/(4)`
    D
    1

  • If A =(3,4) B = ( 2,3,4) C = ( 3,4,5) then (Bxx B) nn (Cxx C ) is :

    A
    ` A xx A `
    B
    ` A xx B `
    C
    ` A xx C `
    D
    ` B xx C `

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