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if log(x-1) + log(x+1) = 3 log2, then x ...

if `log(x-1) + log(x+1) = 3 log2`, then x is equal to:

A

`+-1`

B

4

C

`+-3`

D

none of these

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • If log(x-1)+log(x+1)=3log2, then x is equal to :

    A
    `+-1`
    B
    4
    C
    `+-3`
    D
    none of these

  • If 2 log (x + 1) - log (x^2) -1) = log 2 . Then x equals to :

    A
    A)1
    B
    B)0
    C
    C)2
    D
    D)3

  • If 2log(x+1)-log(x^(2)-1)=log2 , then x equals

    A
    `1`
    B
    `0`
    C
    `2`
    D
    `3`

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