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If |{:(x,2),(18,x):}|=|{:(6,2),(18,6):}|...

If `|{:(x,2),(18,x):}|=|{:(6,2),(18,6):}|`, find x.

Text Solution

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(b) `|{:(x,2),(18,x):}|=|{:(6,2),(18,6):}|`
`rArr" "x^(2)-36=36-36`
`rArr" "x^(2)=36`
`rArr" "x=+-6`
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Knowledge Check

  • If |{:(x,2),(18,x):}|=|{:(6,2),(18,6):}| then x is equal to

    A
    6
    B
    `+-6`
    C
    `-6`
    D
    0

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    `+-6`
    C
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    D
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    A
    `overset""+-2`
    B
    `overset""+-4`
    C
    `overset""+-6`
    D
    `overset""+-8`

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