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If x=log0.1 0.001 , y=log9 81, then sqrt...

If `x=log_0.1 0.001 , y=log_9 81,` then `sqrt(x-2sqrt(y))=`

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Knowledge Check

  • If log_(a)5=x and log_(a)7=y , then log_(a)sqrt(1,4)=

    A
    `(1)/(2)xy`
    B
    `(1)/(2)x-y`
    C
    `(1)/(2)(x+y)`
    D
    `(1)/(2)(y-x)`

  • If x = log ( y + sqrt(y^2 -1)) then y =

    A
    tanh x
    B
    coth x
    C
    sinh x
    D
    cosh x

  • Find x, if log_(2x) sqrt(x) + log_(2sqrt(x)) =0 ,

    A
    `1,2^(-5//6)`
    B
    `1,2^(-6//5)`
    C
    `4,-2`
    D
    none of these

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